J.P. Euzéby: List of Prokaryotic names with Standing in Nomenclature

Classification of genera
List M - R

See also the following files:
. Classification of prokaryotes (bacteria): Introduction
. Classification of genera List A - C
. Classification of genera list D - L
. Classification of genera list S - Z 

Macrococcus
Family: Staphylococcaceae - (List of genera included in the family)
Suborder:
Order: Bacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Macromonas
Family: Comamonadaceae - (List of genera included in the family)
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Magnetospirillum
Family: Rhodospirillaceae - (List of genera included in the family)
Suborder:
Order: Rhodospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mahella
Family:
Suborder:
Order: Thermoanaerobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Malikia
Family: Comamonadaceae - (List of genera included in the family)
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Malonomonas
Family: Desulfuromonadaceae - (List of genera included in the family)
Suborder:
Order: Desulfuromonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Deltaproteobacteria or Deltabacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mangrovibacter
Family: Enterobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Enterobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mannheimia
Family: Pasteurellaceae - (List of genera included in the family)
Suborder:
Order: Pasteurellales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Maribacter
Family: Flavobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Flavobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Flavobacteria - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Maribaculum
Family: Hyphomonadaceae - (List of genera included in the family)
Suborder:
Order: Caulobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Maribius
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Maricaulis
Family: Hyphomonadaceae - (List of genera included in the family)
Suborder:
Order: Caulobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marichromatium
Family: Chromatiaceae - (List of genera included in the family)
Suborder:
Order: Chromatiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinactinospora
Family: Nocardiopsaceae - (List of genera included in the family)
Suborder: Streptosporangineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinibacillus
Family: Planococcaceae - (List of genera included in the family)
Suborder:
Order: Bacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinicola
Family: "Flammeovirgaceae" - (List of genera included in the family)
Suborder:
Order: "Sphingobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Sphingobacteria" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinifilum
Family:
Suborder:
Order:
Subclass:
Class:
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mariniflexile
Family: Flavobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Flavobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Flavobacteria - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marihabitans
Family: Intrasporangiaceae - (List of genera included in the family)
Suborder: Micrococcineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinilabilia
Family: "Marinilabiaceae" - (List of genera included in the family)
Suborder:
Order: "Bacteroidales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Bacteroidia" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinilactibacillus
Family: Carnobacteriaceae - (List of genera included in the family)
Suborder:
Order: Lactobacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinimicrobium
Family: Alteromonadaceae - (List of genera included in the family)
Suborder:
Order: Alteromonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinithermus
Family: Thermaceae - (List of genera included in the family)
Suborder:
Order: Thermales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Deinococci - (List of orders and suborders included in the class)
Division or phylum: "Deinococcus-Thermus" - (see Phylum "Deinococcus-Thermus" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinitoga
Family: Thermotogaceae - (List of genera included in the family)
Suborder:
Order: Thermotogales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Thermotogae - (List of orders and suborders included in the class)
Division or phylum: "Thermotogae" - (see Phylum "Themotogae" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinobacter
Family: Alteromonadaceae - (List of genera included in the family)
Suborder:
Order: Alteromonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinobacterium
Family: Alteromonadaceae - (List of genera included in the family)
Suborder:
Order: Alteromonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinococcus
Family: Bacillaceae - (List of genera included in the family)
Suborder:
Order: Bacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinomonas
Family: Oceanospirillaceae - (List of genera included in the family)
Suborder:
Order: Oceanospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinoscillum
Family: "Flammeovirgaceae" - (List of genera included in the family)
Suborder:
Order: "Sphingobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Sphingobacteria" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinospirillum
Family: Oceanospirillaceae - (List of genera included in the family)
Suborder:
Order: Oceanospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marinovum
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marispirillum
Family: Rhodospirillaceae - (List of genera included in the family)
Suborder:
Order: Rhodospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Maritalea
Family: Hyphomicrobiaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Maritimibacter
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Maritimimonas
Family: Flavobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Flavobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Flavobacteria - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marivita
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marixanthomonas
Family: Flavobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Flavobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Flavobacteria - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marmoricola
Family: Nocardioidaceae - (List of genera included in the family)
Suborder: Propionibacterineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Martelella
Family: "Aurantimonadaceae" - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Marvinbryantia
Family: Lachnospiraceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Massilia
Family: Oxalobacteraceae - (List of genera included in the family)
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mechercharimyces
Family: Thermoactinomycetaceae - (List of genera included in the family)
Suborder:
Order: Bacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Megamonas
Family: Veillonellaceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Meganema
Family: Methylobacteriaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Megasphaera
Family: Veillonellaceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Meiothermus
Family: Thermaceae - (List of genera included in the family)
Suborder:
Order: Thermales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Deinococci - (List of orders and suborders included in the class)
Division or phylum: "Deinococcus-Thermus" - (see Phylum "Deinococcus-Thermus" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Melissococcus
Family: Enterococcaceae - (List of genera included in the family)
Suborder:
Order: Lactobacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Melitea
Family: Alteromonadaceae - (List of genera included in the family)
Suborder:
Order: Alteromonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Melittangium
Family: Cystobacteraceae - (List of genera included in the family)
Suborder: Cystobacterineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Myxococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Deltaproteobacteria or Deltabacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Meniscus
Family: Cytophagaceae - (List of genera included in the family)
Suborder:
Order: "Sphingobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Sphingobacteria" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Meridianimaribacter
Family: Flavobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Flavobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Flavobacteria - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mesoflavibacter
Family: Flavobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Flavobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Flavobacteria - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mesonia
Family: Flavobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Flavobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Flavobacteria - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mesophilobacter
Family: Pseudomonadaceae - (List of genera included in the family)
Suborder:
Order: Pseudomonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mesoplasma
Family: Entomoplasmataceae - (List of genera included in the family)
Suborder:
Order: Entomoplasmatales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Mollicutes - (List of orders and suborders included in the class)
Division or phylum: "Tenericutes" - (see Phylum "Tenericutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mesorhizobium
Family: Phyllobacteriaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Metallosphaera
Family: Sulfolobaceae - (List of genera included in the family)
Suborder:
Order: Sulfolobales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Thermoprotei or Crenarchaeota - (List of orders and suborders included in the class)
Division or phylum: "Crenarchaeota" - (see Phylum "Crenarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Metascardovia
Family: Bifidobacteriaceae - (List of genera included in the family)
Suborder:
Order: Bifidobacteriales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methanimicrococcus
Family: Methanosarcinaceae - (List of genera included in the family)
Suborder:
Order: Methanosarcinales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanobacterium
Family: Methanobacteriaceae - (List of genera included in the family)
Suborder:
Order: Methanobacteriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Methanobacteria or Archaeobacteria - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanobrevibacter
Family: Methanobacteriaceae - (List of genera included in the family)
Suborder:
Order: Methanobacteriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Methanobacteria or Archaeobacteria - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanocalculus
Family:
Suborder:
Order: Methanomicrobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanocaldococcus
Family: Methanocaldococcaceae - (List of genera included in the family)
Suborder:
Order: Methanococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Methanococci or Methanothermea - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanocella
Family: Methanocellaceae - (List of genera included in the family)
Suborder:
Order: Methanocellales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanococcoides
Family: Methanosarcinaceae - (List of genera included in the family)
Suborder:
Order: Methanosarcinales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanococcus
Family: Methanococcaceae - (List of genera included in the family)
Suborder:
Order: Methanococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Methanococci or Methanothermea - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanocorpusculum
Family: Methanocorpusculaceae - (List of genera included in the family)
Suborder:
Order: Methanomicrobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanoculleus
Family: Methanomicrobiaceae - (List of genera included in the family)
Suborder:
Order: Methanomicrobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanofollis
Family: Methanomicrobiaceae - (List of genera included in the family)
Suborder:
Order: Methanomicrobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanogenium
Family: Methanomicrobiaceae - (List of genera included in the family)
Suborder:
Order: Methanomicrobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanohalobium
Family: Methanosarcinaceae - (List of genera included in the family)
Suborder:
Order: Methanosarcinales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanohalophilus
Family: Methanosarcinaceae - (List of genera included in the family)
Suborder:
Order: Methanosarcinales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanolacinia
Family: Methanomicrobiaceae - (List of genera included in the family)
Suborder:
Order: Methanomicrobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanolinea
Family:
Suborder:
Order: Methanomicrobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanolobus
Family: Methanosarcinaceae - (List of genera included in the family)
Suborder:
Order: Methanosarcinales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanomethylovorans
Family: Methanosarcinaceae - (List of genera included in the family)
Suborder:
Order: Methanosarcinales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanomicrobium
Family: Methanomicrobiaceae - (List of genera included in the family)
Suborder:
Order: Methanomicrobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanoplanus
Family: Methanomicrobiaceae - (List of genera included in the family)
Suborder:
Order: Methanomicrobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanopyrus
Family: Methanopyraceae - (List of genera included in the family)
Suborder:
Order: Methanopyrales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Methanopyri - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanosaeta
Family: Methanosaetaceae - (List of genera included in the family)
Suborder:
Order: Methanosarcinales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanosalsum
Family: Methanosarcinaceae - (List of genera included in the family)
Suborder:
Order: Methanosarcinales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanosarcina
Family: Methanosarcinaceae - (List of genera included in the family)
Suborder:
Order: Methanosarcinales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanosphaera
Family: Methanobacteriaceae - (List of genera included in the family)
Suborder:
Order: Methanobacteriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Methanobacteria or Archaeobacteria - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanosphaerula
Family: Methanomicrobiaceae - (List of genera included in the family)
Suborder:
Order: Methanomicrobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanospirillum
Family: Methanospirillaceae - (List of genera included in the family)
Suborder:
Order: Methanomicrobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanothermobacter
Family: Methanobacteriaceae - (List of genera included in the family)
Suborder:
Order: Methanobacteriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Methanobacteria or Archaeobacteria - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanothermococcus
Family: Methanococcaceae - (List of genera included in the family)
Suborder:
Order: Methanococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Methanococci or Methanothermea - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanothermus
Family: Methanothermaceae - (List of genera included in the family)
Suborder:
Order: Methanobacteriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Methanobacteria or Archaeobacteria - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanothrix
Family: Methanosaetaceae - (List of genera included in the family)
Suborder:
Order: Methanosarcinales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methanotorris
Family: Methanocaldococcaceae - (List of genera included in the family)
Suborder:
Order: Methanococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Methanococci or Methanothermea - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methermicoccus
Family: Methermicoccaceae - (List of genera included in the family)
Suborder:
Order: Methanosarcinales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Methanomicrobia" - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Methylarcula
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylibium
Family:
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylobacillus
Family: Methylophilaceae - (List of genera included in the family)
Suborder:
Order: Methylophilales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylobacter
Family: Methylococcaceae - (List of genera included in the family)
Suborder:
Order: Methylococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylobacterium
Family: Methylobacteriaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylocaldum
Family: Methylococcaceae - (List of genera included in the family)
Suborder:
Order: Methylococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylocapsa
Family: Beijerinckiaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylocella
Family: Beijerinckiaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylococcus
Family: Methylococcaceae - (List of genera included in the family)
Suborder:
Order: Methylococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylocystis
Family: Methylocystaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylohalobius
Family: Methylococcaceae - (List of genera included in the family)
Suborder:
Order: Methylococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylohalomonas
Family:
Suborder:
Order:
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylomicrobium
Family: Methylococcaceae - (List of genera included in the family)
Suborder:
Order: Methylococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylomonas
Family: Methylococcaceae - (List of genera included in the family)
Suborder:
Order: Methylococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylonatrum
Family:
Suborder:
Order:
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylophaga
Family: Piscirickettsiaceae - (List of genera included in the family)
Suborder:
Order: Thiotrichales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylophilus
Family: Methylophilaceae - (List of genera included in the family)
Suborder:
Order: Methylophilales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylopila
Family: Methylocystaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylorhabdus
Family: Hyphomicrobiaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylosarcina
Family: Methylococcaceae - (List of genera included in the family)
Suborder:
Order: Methylococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylosinus
Family: Methylocystaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylosoma
Family: Methylococcaceae - (List of genera included in the family)
Suborder:
Order: Methylococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylosphaera
Family: Methylococcaceae - (List of genera included in the family)
Suborder:
Order: Methylococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylotenera
Family: Methylophilaceae - (List of genera included in the family)
Suborder:
Order: Methylophilales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylothermus
Family: Methylococcaceae - (List of genera included in the family)
Suborder:
Order: Methylococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methyloversatilis
Family: Rhodocyclaceae - (List of genera included in the family)
Suborder:
Order: Rhodocyclales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylovirgula
Family: Beijerinckiaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Methylovorus
Family: Methylophilaceae - (List of genera included in the family)
Suborder:
Order: Methylophilales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Micavibrio
Family: Bdellovibrionaceae - (List of genera included in the family)
Suborder:
Order: Bdellovibrionales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Deltaproteobacteria or Deltabacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Microbacterium
Family: Microbacteriaceae - (List of genera included in the family)
Suborder: Micrococcineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Microbispora
Family: Streptosporangiaceae - (List of genera included in the family)
Suborder: Streptosporangineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Microbulbifer
Family: Alteromonadaceae - (List of genera included in the family)
Suborder:
Order: Alteromonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Microcella
Family: Microbacteriaceae - (List of genera included in the family)
Suborder: Micrococcineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Micrococcus
Family: Micrococcaceae - (List of genera included in the family)
Suborder: Micrococcineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Microcyclus: see Ancylobacter

Microcystis - (not validly published)
Family:
Suborder:
Order: Chroococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class:
Division or phylum: "Cyanobacteria" - (see the file Classification of Cyanobacteria)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Microellobosporia
Family: Streptomycetaceae - (List of genera included in the family)
Suborder: Streptomycineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Microlunatus
Family: Propionibacteriaceae - (List of genera included in the family)
Suborder: Propionibacterineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Micromonas: see Parvimonas

Micromonospora
Family: Micromonosporaceae - (List of genera included in the family)
Suborder: Micromonosporineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Micropolyspora
Family: Nocardiaceae - (List of genera included in the family)
Suborder: Corynebacterineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Micropruina
Family: Propionibacteriaceae - (List of genera included in the family)
Suborder: Propionibacterineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Microscilla
Family: Cytophagaceae - (List of genera included in the family)
Suborder:
Order: "Sphingobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Sphingobacteria" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Microsphaera: see Nakamurella

Microterricola
Family: Microbacteriaceae - (List of genera included in the family)
Suborder: Micrococcineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Microtetraspora
Family: Streptosporangiaceae - (List of genera included in the family)
Suborder: Streptosporangineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Microvirga
Family: Methylobacteriaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Microvirgula
Family: Neisseriaceae - (List of genera included in the family)
Suborder:
Order: Neisseriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Millisia
Family: Nocardiaceae - (List of genera included in the family)
Suborder: Corynebacterineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mitsuaria
Family:
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mitsuokella
Family: Veillonellaceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mobiluncus
Family: Actinomycetaceae - (List of genera included in the family)
Suborder: Actinomycineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Modestobacter
Family: Geodermatophilaceae - (List of genera included in the family)
Suborder: Frankineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Modicisalibacter
Family: Halomonadaceae - (List of genera included in the family)
Suborder:
Order: Oceanospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Moellerella
Family: Enterobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Enterobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mogibacterium
Family:
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Moorella
Family: Thermoanaerobacteraceae - (List of genera included in the family)
Suborder:
Order: Thermoanaerobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Moraxella
Family: Moraxellaceae - (List of genera included in the family)
Suborder:
Order: Pseudomonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Morganella
Family: Enterobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Enterobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Moritella
Family: Moritellaceae - (List of genera included in the family)
Suborder:
Order: Alteromonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Morococcus
Family: Neisseriaceae - (List of genera included in the family)
Suborder:
Order: Neisseriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Moryella
Family: Lachnospiraceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mucilaginibacter
Family: Sphingobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Sphingobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Sphingobacteria" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mucispirillum
Family: Deferribacteraceae - (List of genera included in the family)
Suborder:
Order: Deferribacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Deferribacteres - (List of orders and suborders included in the class)
Division or phylum: "Deferribacteres" - (see Phylum "Deferribacteres" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Muricauda
Family: Flavobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Flavobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Flavobacteria - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Muricoccus
Family: Acetobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Myceligenerans
Family: Promicromonosporaceae - (List of genera included in the family)
Suborder: Micrococcineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mycetocola
Family: Microbacteriaceae - (List of genera included in the family)
Suborder: Micrococcineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mycobacterium
Family: Mycobacteriaceae - (List of genera included in the family)
Suborder: Corynebacterineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mycoplana
Family: Brucellaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Mycoplasma
Family: Mycoplasmataceae - (List of genera included in the family)
Suborder:
Order: Mycoplasmatales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Mollicutes - (List of orders and suborders included in the class)
Division or phylum: "Tenericutes" - (see Phylum "Tenericutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Myroides
Family: Flavobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Flavobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Flavobacteria - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Myxococcus
Family: Myxococcaceae - (List of genera included in the family)
Suborder: Cystobacterineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Myxococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Deltaproteobacteria or Deltabacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nakamurella
Family: Nakamurellaceae - (List of genera included in the family)
Suborder: Frankineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nannocystis
Family: Nannocystaceae - (List of genera included in the family)
Suborder: Nannocystineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Myxococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Deltaproteobacteria or Deltabacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Natranaerobius
Family: Natranaerobiaceae - (List of genera included in the family)
Suborder:
Order: Natranaerobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Natrialba
Family: Halobacteriaceae - (List of genera included in the family)
Suborder:
Order: Halobacteriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Halobacteria or Halomebacteria - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Natrinema
Family: Halobacteriaceae - (List of genera included in the family)
Suborder:
Order: Halobacteriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Halobacteria or Halomebacteria - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Natroniella
Family: Halobacteroidaceae - (List of genera included in the family)
Suborder:
Order: Halanaerobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Natronincola
Family: Clostridiaceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Natronobacillus
Family: Bacillaceae - (List of genera included in the family)
Suborder:
Order: Bacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Natronobacterium
Family: Halobacteriaceae - (List of genera included in the family)
Suborder:
Order: Halobacteriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Halobacteria or Halomebacteria - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Natronocella
Family: Ectothiorhodospiraceae - (List of genera included in the family)
Suborder:
Order: Chromatiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Natronococcus
Family: Halobacteriaceae - (List of genera included in the family)
Suborder:
Order: Halobacteriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Halobacteria or Halomebacteria - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Natronolimnobius
Family: Halobacteriaceae - (List of genera included in the family)
Suborder:
Order: Halobacteriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Halobacteria or Halomebacteria - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Natronomonas
Family: Halobacteriaceae - (List of genera included in the family)
Suborder:
Order: Halobacteriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Halobacteria or Halomebacteria - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Natronorubrum
Family: Halobacteriaceae - (List of genera included in the family)
Suborder:
Order: Halobacteriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Halobacteria or Halomebacteria - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Natronovirga
Family: Natranaerobiaceae - (List of genera included in the family)
Suborder:
Order: Natranaerobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nautella
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nautilia
Family: Nautiliaceae - (List of genera included in the family)
Suborder:
Order: Nautiliales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Epsilonproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Naxibacter
Family: Oxalobacteraceae - (List of genera included in the family)
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Neisseria
Family: Neisseriaceae - (List of genera included in the family)
Suborder:
Order: Neisseriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Neoasaia
Family: Acetobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Neochlamydia
Family: Parachlamydiaceae - (List of genera included in the family)
Suborder:
Order: Chlamydiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Chlamydiae - (List of orders and suborders included in the class)
Division or phylum: "Chlamydiae" - (see Phylum "Chlamydiae" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Neorickettsia
Family: Anaplasmataceae - (List of genera included in the family)
Suborder:
Order: Rickettsiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Neptuniibacter
Family: Oceanospirillaceae - (List of genera included in the family)
Suborder:
Order: Oceanospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Neptunomonas
Family: Oceanospirillaceae - (List of genera included in the family)
Suborder:
Order: Oceanospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nereida
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nesiotobacter
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nesterenkonia
Family: Micrococcaceae - (List of genera included in the family)
Suborder: Micrococcineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nevskia
Family: Sinobacteraceae - (List of genera included in the family)
Suborder:
Order: Xanthomonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Niabella
Family: "Chitinophagaceae" - (List of genera included in the family)
Suborder:
Order: "Sphingobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Sphingobacteria" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Niastella
Family: "Chitinophagaceae" - (List of genera included in the family)
Suborder:
Order: "Sphingobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Sphingobacteria" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nicoletella
Family: Pasteurellaceae - (List of genera included in the family)
Suborder:
Order: Pasteurellales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nisaea
Family: Rhodospirillaceae - (List of genera included in the family)
Suborder:
Order: Rhodospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nitratifractor
Family: Nautiliaceae - (List of genera included in the family)
Suborder:
Order: Nautiliales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Epsilonproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nitratireductor
Family: Phyllobacteriaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nitratiruptor
Family: Nautiliaceae - (List of genera included in the family)
Suborder:
Order: Nautiliales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Epsilonproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nitriliruptor
Family: Nitriliruptoraceae - (List of genera included in the family)
Suborder:
Order: Nitriliruptorales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nitrincola
Family: Oceanospirillaceae - (List of genera included in the family)
Suborder:
Order: Oceanospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nitrobacter
Family: Bradyrhizobiaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nitrococcus
Family: Ectothiorhodospiraceae - (List of genera included in the family)
Suborder:
Order: Chromatiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nitrosococcus
Family: Chromatiaceae - (List of genera included in the family)
Suborder:
Order: Chromatiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nitrosolobus
Family: Nitrosomonadaceae - (List of genera included in the family)
Suborder:
Order: Nitrosomonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nitrosomonas
Family: Nitrosomonadaceae - (List of genera included in the family)
Suborder:
Order: Nitrosomonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nitrosospira
Family: Nitrosomonadaceae - (List of genera included in the family)
Suborder:
Order: Nitrosomonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nitrospina
Family: Nitrospinaceae - (List of genera included in the family)
Suborder:
Order: Desulfobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Deltaproteobacteria or Deltabacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nitrospira
Family: "Nitrospiraceae" - (List of genera included in the family)
Suborder:
Order: "Nitrospirales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Nitrospira" - (List of orders and suborders included in the class)
Division or phylum: "Nitrospirae" or "Nitrospira" - (see Phylum "Nitrospira" or "Nitrospirae" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nocardia
Family: Nocardiaceae - (List of genera included in the family)
Suborder: Corynebacterineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nocardioides
Family: Nocardioidaceae - (List of genera included in the family)
Suborder: Propionibacterineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nocardiopsis
Family: Nocardiopsaceae - (List of genera included in the family)
Suborder: Streptosporangineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nonlabens
Family: Flavobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Flavobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Flavobacteria - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nonomuraea
Family: Streptosporangiaceae - (List of genera included in the family)
Suborder: Streptosporangineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nosocomiicoccus
Family: Staphylococcaceae - (List of genera included in the family)
Suborder:
Order: Bacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Novispirillum
Family: Rhodospirillaceae - (List of genera included in the family)
Suborder:
Order: Rhodospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Novosphingobium
Family: Sphingomonadaceae - (List of genera included in the family)
Suborder:
Order: Sphingomonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Nubsella
Family: Sphingobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Sphingobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Sphingobacteria" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Obesumbacterium
Family: Enterobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Enterobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oceanibaculum
Family: Rhodospirillaceae - (List of genera included in the family)
Suborder:
Order: Rhodospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oceanibulbus
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oceanicaulis
Family: Hyphomonadaceae - (List of genera included in the family)
Suborder:
Order: Caulobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oceanicola
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oceanimonas
Family: Aeromonadaceae - (List of genera included in the family)
Suborder:
Order: Aeromonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oceaniserpentilla
Family: Oceanospirillaceae - (List of genera included in the family)
Suborder:
Order: Oceanospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oceanisphaera
Family: Aeromonadaceae - (List of genera included in the family)
Suborder:
Order: Aeromonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oceanithermus
Family: Thermaceae - (List of genera included in the family)
Suborder:
Order: Thermales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Deinococci - (List of orders and suborders included in the class)
Division or phylum: "Deinococcus-Thermus" - (see Phylum "Deinococcus-Thermus" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oceanobacillus
Family: Bacillaceae - (List of genera included in the family)
Suborder:
Order: Bacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oceanobacter
Family: Oceanospirillaceae - (List of genera included in the family)
Suborder:
Order: Oceanospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oceanospirillum
Family: Oceanospirillaceae - (List of genera included in the family)
Suborder:
Order: Oceanospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Ochrobactrum
Family: Brucellaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Octadecabacter
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Odoribacter
Family: "Porphyromonadaceae" - (List of genera included in the family)
Suborder:
Order: "Bacteroidales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Bacteroidia" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oenococcus
Family: Leuconostocaceae - (List of genera included in the family)
Suborder:
Order: Lactobacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oerskovia
Family: Cellulomonadaceae - (List of genera included in the family)
Suborder: Micrococcineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Okibacterium
Family: Microbacteriaceae - (List of genera included in the family)
Suborder: Micrococcineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oleiphilus
Family: Oleiphilaceae - (List of genera included in the family)
Suborder:
Order: Oceanospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oleispira
Family: Oceanospirillaceae - (List of genera included in the family)
Suborder:
Order: Oceanospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oligella
Family: Alcaligenaceae - (List of genera included in the family)
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oligotropha
Family: Bradyrhizobiaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Olivibacter
Family: Sphingobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Sphingobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Sphingobacteria" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Olleya
Family: Flavobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Flavobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Flavobacteria - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Olsenella
Family: Coriobacteriaceae - (List of genera included in the family)
Suborder: "Coriobacterineae" - (List of genera included in the suborder - List of families included in the suborder)
Order: Coriobacteriales - (List of genera included in the order - List of families included in the order)
Subclass: Coriobacteridae - (List of orders and suborders included in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Opitutus
Family: Opitutaceae - (List of genera included in the family)
Suborder:
Order: Opitutales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Opitutae - (List of orders and suborders included in the class)
Division or phylum: "Verrucomicrobia" - (see Phylum "Verrucomicrobia" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Orenia
Family: Halobacteroidaceae - (List of genera included in the family)
Suborder:
Order: Halanaerobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oribacterium
Family: Lachnospiraceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oribaculum
Family: "Porphyromonadaceae" - (List of genera included in the family)
Suborder:
Order: "Bacteroidales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Bacteroidia" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Orientia
Family: Rickettsiaceae - (List of genera included in the family)
Suborder:
Order: Rickettsiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Ornithinibacillus
Family: Bacillaceae - (List of genera included in the family)
Suborder:
Order: Bacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes"
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Ornithinicoccus
Family: Intrasporangiaceae - (List of genera included in the family)
Suborder: Micrococcineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Ornithinimicrobium
Family: Intrasporangiaceae - (List of genera included in the family)
Suborder: Micrococcineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Ornithobacterium
Family: Flavobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Flavobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Flavobacteria - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oryzihumus
Family: Intrasporangiaceae - (List of genera included in the family)
Suborder: Micrococcineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oscillibacter
Family: Ruminococcaceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oscillochloris
Family: Oscillochloridaceae - (List of genera included in the family)
Suborder:
Order: "Chloroflexales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Chloroflexi" - (List of orders and suborders included in the class)
Division or phylum: "Chloroflexi" - (see Phylum "Chloroflexi" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oscillospira
Family: Ruminococcaceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Ottowia
Family: Comamonadaceae - (List of genera included in the family)
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Owenweeksia
Family: Cryomorphaceae - (List of genera included in the family)
Suborder:
Order: "Flavobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Flavobacteria - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oxalicibacterium
Family: Oxalobacteraceae - (List of genera included in the family)
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oxalobacter
Family: Oxalobacteraceae - (List of genera included in the family)
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oxalophagus
Family: Paenibacillaceae - (List of genera included in the family)
Suborder:
Order: Bacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Oxobacter
Family: Clostridiaceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paenibacillus
Family: Paenibacillaceae - (List of genera included in the family)
Suborder:
Order: Bacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paenisporosarcina
Family: Planococcaceae - (List of genera included in the family)
Suborder:
Order: Bacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Palaeococcus
Family: Thermococcaceae - (List of genera included in the family)
Suborder:
Order: Thermococcales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Thermococci or Protoarchaea - (List of orders and suborders included in the class)
Division or phylum: "Euryarchaeota" - (see Phylum "Euryarchaeota" in the file Classification of domains and phyla)
Domain or empire: "Archaea" - (see Domain "Archaea" in the file Classification of domains and phyla)

Palleronia
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paludibacter
Family: "Porphyromonadaceae" - (List of genera included in the family)
Suborder:
Order: "Bacteroidales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Bacteroidia" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paludibacterium
Family: Neisseriaceae - (List of genera included in the family)
Suborder:
Order: Neisseriales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pandoraea
Family: Burkholderiaceae - (List of genera included in the family)
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pannonibacter
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pantoea
Family: Enterobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Enterobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Papillibacter
Family: Ruminococcaceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Parabacteroides
Family: "Porphyromonadaceae" - (List of genera included in the family)
Suborder:
Order: "Bacteroidales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Bacteroidia" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Parachlamydia
Family: Parachlamydiaceae - (List of genera included in the family)
Suborder:
Order: Chlamydiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Chlamydiae - (List of orders and suborders included in the class)
Division or phylum: "Chlamydiae" - (see Phylum "Chlamydiae" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paracoccus
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paracraurococcus
Family: Acetobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paraeggerthella
Family: Coriobacteriaceae - (List of genera included in the family)
Suborder: "Coriobacterineae" - (List of genera included in the suborder - List of families included in the suborder)
Order: Coriobacteriales - (List of genera included in the order - List of families included in the order)
Subclass: Coriobacteridae - (List of orders and suborders included in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paraferrimonas
Family: Ferrimonadaceae - (List of genera included in the family)
Suborder:
Order: Alteromonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paralactobacillus
Family: Lactobacillaceae - (List of genera included in the family)
Suborder:
Order: Lactobacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paraliobacillus
Family: Bacillaceae - (List of genera included in the family)
Suborder:
Order: Bacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paramoritella
Family: Moritellaceae - (List of genera included in the family)
Suborder:
Order: Alteromonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paraoerskovia
Family: Cellulomonadaceae - (List of genera included in the family)
Suborder: Micrococcineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Parapedobacter
Family: Sphingobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Sphingobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Sphingobacteria" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paraprevotella
Family: "Prevotellaceae" - (List of genera included in the family)
Suborder:
Order: "Bacteroidales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Bacteroidia" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Parascardovia
Family: Bifidobacteriaceae - (List of genera included in the family)
Suborder:
Order: Bifidobacteriales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Parasegetibacter
Family: "Chitinophagaceae" - (List of genera included in the family)
Suborder:
Order: "Sphingobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Sphingobacteria" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Parasporobacterium
Family: Lachnospiraceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Parasutterella
Family: Alcaligenaceae - (List of genera included in the family)
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Parvibaculum
Family: Rhodobiaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Parvimonas
Family:
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Parvularcula
Family: "Parvularculaceae" - (List of genera included in the family)
Suborder:
Order: "Parvularculales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pasteurella
Family: Pasteurellaceae - (List of genera included in the family)
Suborder:
Order: Pasteurellales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pasteuria
Family: Pasteuriaceae - (List of genera included in the family)
Suborder:
Order: Bacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Patulibacter
Family: Patulibacteraceae - (List of genera included in the family)
Order: Solirubrobacterales - (List of genera included in the order - List of families included in the order)
Subclass: Rubrobacteridae - (List of orders and suborders included in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paucibacter
Family:
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paucimonas
Family: Burkholderiaceae - (List of genera included in the family)
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Paucisalibacillus
Family: Bacillaceae - (List of genera included in the family)
Suborder:
Order: Bacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pectinatus
Family: Veillonellaceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pectobacterium
Family: Enterobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Enterobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pediococcus
Family: Lactobacillaceae - (List of genera included in the family)
Suborder:
Order: Lactobacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pedobacter
Family: Sphingobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Sphingobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Sphingobacteria" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pedomicrobium
Family: Hyphomicrobiaceae - (List of genera included in the family)
Suborder:
Order: Rhizobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pelagibaca
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pelagibacillus
Family: Bacillaceae - (List of genera included in the family)
Suborder:
Order: Bacillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Bacilli (or Firmibacteria) - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pelagibius
Family: Rhodospirillaceae - (List of genera included in the family)
Suborder:
Order: Rhodospirillales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pelagicoccus
Family: Puniceicoccaceae - (List of genera included in the family)
Suborder:
Order: Puniceicoccales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Opitutae - (List of orders and suborders included in the class)
Division or phylum: "Verrucomicrobia" - (see Phylum "Verrucomicrobia" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pelagicola
Family: Rhodobacteraceae - (List of genera included in the family)
Suborder:
Order: Rhodobacterales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Alphaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pelczaria - (rejected name)
Family: Micrococcaceae - (List of genera included in the family)
Suborder: Micrococcineae - (List of genera included in the suborder - List of families included in the suborder)
Order: Actinomycetales - (List of genera included in the order - List of families included in the order)
Subclass: Actinobacteridae - (List of orders and suborders includes in the subclass)
Class: Actinobacteria - (List of orders and suborders included in the class)
Division or phylum: "Actinobacteria" - (see Phylum "Actinobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pelistega
Family: Alcaligenaceae - (List of genera included in the family)
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pelobacter
Family: Desulfuromonadaceae - (List of genera included in the family)
Suborder:
Order: Desulfuromonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Deltaproteobacteria or Deltabacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pelodictyon
Family: Chlorobiaceae - (List of genera included in the family)
Suborder:
Order: Chlorobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Chlorobea or "Chlorobia" - (List of orders and suborders included in the class)
Division or phylum: "Chlorobi" - (see Phylum "Chlorobi" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pelomonas
Family: Comamonadaceae - (List of genera included in the family)
Suborder:
Order: Burkholderiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Betaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pelosinus
Family: Veillonellaceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pelospora
Family: Syntrophomonadaceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Pelotomaculum
Family: Peptococcaceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Peptococcus
Family: Peptococcaceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Peptoniphilus
Family:
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Peptostreptococcus
Family: Peptostreptococcaceae - (List of genera included in the family)
Suborder:
Order: Clostridiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Clostridia - (List of orders and suborders included in the class)
Division or phylum: "Firmicutes" - (see Phylum "Firmicutes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Peredibacter
Family: Bacteriovoracaceae - (List of genera included in the family)
Suborder:
Order: Bdellovibrionales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Deltaproteobacteria or Deltabacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Perexilibacter
Family: "Flammeovirgaceae" - (List of genera included in the family)
Suborder:
Order: "Sphingobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Sphingobacteria" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Perlucidibaca
Family: Moraxellaceae - (List of genera included in the family)
Suborder:
Order: Pseudomonadales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Gammaproteobacteria - (List of orders and suborders included in the class)
Division or phylum: "Proteobacteria" - (see Phylum "Proteobacteria" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Persephonella
Family: Hydrogenothermaceae - (List of genera included in the family)
Suborder:
Order: Aquificales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Aquificae - (List of orders and suborders included in the class)
Division or phylum: "Aquificae" - (see Phylum "Aquificae" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Persicirhabdus
Family: Verrucomicrobiaceae - (List of genera included in the family)
Suborder:
Order: Verrucomicrobiales - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Verrucomicrobiae - (List of orders and suborders included in the class)
Division or phylum: "Verrucomicrobia" - (see Phylum "Verrucomicrobia" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Persicitalea
Family: Cytophagaceae - (List of genera included in the family)
Suborder:
Order: "Sphingobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: "Sphingobacteria" - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)

Persicivirga
Family: Flavobacteriaceae - (List of genera included in the family)
Suborder:
Order: "Flavobacteriales" - (List of genera included in the order - List of families included in the order)
Subclass:
Class: Flavobacteria - (List of orders and suborders included in the class)
Division or phylum: "Bacteroidetes" - (see Phylum "Bacteroidetes" in the file Classification of domains and phyla)
Domain or empire: "Bacteria" - (see Domain "Bacteria" in the file Classification of domains and phyla)