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Classification of domains and phyla - Hierarchical classification of prokaryotes (bacteria)
See also the file Classification of prokaryotes (bacteria): Introduction
Introduction
The two prokaryotic domains (or empires), "Bacteria" (or "Eubacteria") and "Archaea" (or "Archaeobacteria"), are subdivided into 33 phyla (or divisions): 28 phyla in the domain "Bacteria", and 5 phyla in the domain "Archaea".
The class Ktedonobacteria is currently not classified in a phylum (see Unclassified "Bacteria")
This file provides, alphabetically, the list of phyla included in the domains "Bacteria" and "Archaea". The classes, subclasses, orders, suborders, families and genera included in the phyla are also cited.
Taxa above the rank of class are not covered by the Rules of the Bacteriological Code (1990 Revision). Such names cannot be validly published and they are cited below in quotes.
Domain "Bacteria"
Phyla: "Acidobacteria" - "Actinobacteria" - "Aquificae" - "Bacteroidetes" - "Caldiserica" - "Chlamydiae" - "Chlorobi" - "Chloroflexi" - "Chrysiogenetes" - "Cyanobacteria" - "Deferribacteres" - "Deinococcus-Thermus" - "Dictyoglomi" - "Fibrobacteres" - "Firmicutes" - "Fusobacteria" - "Gemmatimonadetes" - "Lentisphaerae" - "Nitrospira" - "Planctomycetes" - "Proteobacteria" - "Spirochaetes" - "Synergistetes" - "Tenericutes" - "Thermodesulfobacteria" - "Thermomicrobia" - "Thermotogae" - "Verrucomicrobia"
Unclassified "Bacteria"
Phylum "Acidobacteria"
Class Acidobacteria
Order Acidobacteriales
Family "Acidobacteriaceae"
Acidobacterium - Edaphobacter - Terriglobus
Unclassified Acidobacteria Bryobacter
Class Holophagae
Order Acanthopleuribacterales
Family Acanthopleuribacteraceae
Acanthopleuribacter
Order Holophagales
Family Holophagaceae
Geothrix - Holophaga
Phylum "Actinobacteria"
Class Actinobacteria
Subclass Acidimicrobidae
Order Acidimicrobiales
Suborder "Acidimicrobineae"
Family Acidimicrobiaceae
Acidimicrobium - Ferrimicrobium - Ferrithrix - Ilumatobacter
Family Iamiaceae
Iamia
Subclass Actinobacteridae
Order Actinomycetales
Suborder Actinomycineae
Family Actinomycetaceae
Actinobaculum - Actinomyces - Arcanobacterium - Falcivibrio - Mobiluncus - Varibaculum
Suborder Actinopolysporineae
Family Actinopolysporaceae
Actinopolyspora
Suborder Catenulisporineae
Family Actinospicaceae
Actinospica
Family Catenulisporaceae
Catenulispora
Suborder Corynebacterineae
Family Corynebacteriaceae
Bacterionema - Caseobacter - Corynebacterium - Turicella
Family Dietziaceae
Dietzia
Family Gordoniaceae
See Nocardiaceae [Zhi et al. 2009 propose to combine the families Nocardiaceae and Gordoniaceae (genera Gordonia, Millisia, and Skermania) in an emended family Nocardiaceae]
Family Mycobacteriaceae
Mycobacterium
Family Nocardiaceae See also Gordoniaceae [Zhi et al. 2009 propose to combine the families Nocardiaceae and Gordoniaceae (genera Gordonia, Millisia and Skermania) in an emended family Nocardiaceae]
Gordonia - Micropolyspora - Millisia - Nocardia - Rhodococcus - Skermania - Smaragdicoccus - Williamsia
Family Segniliparaceae
Segniliparus
Family Tsukamurellaceae
Tsukamurella
Unclassified suborder Corynebacterineae
Hoyosella
Suborder Frankineae
Family Acidothermaceae
Acidothermus
Family Cryptosporangiaceae
Cryptosporangium
Family Frankiaceae
Frankia
Family Geodermatophilaceae
Blastococcus - Geodermatophilus - Modestobacter
Family Nakamurellaceae
Humicoccus - Nakamurella - Saxeibacter
Family Sporichthyaceae
Sporichthya
Unclassified Frankineae Fodinicola
Suborder Glycomycineae
Family Glycomycetaceae
Glycomyces - Haloglycomyces - Stackebrandtia
Suborder Kineosporiineae
Family Kineosporiaceae
Kineococcus - Kineosporia - Quadrisphaera
Suborder Micrococcineae
Family Beutenbergiaceae
Beutenbergia - Salana - Serinibacter
Family Bogoriellaceae
Bogoriella - Georgenia
Family Brevibacteriaceae
Brevibacterium
Family Cellulomonadaceae
Actinotalea -Cellulomonas - Oerskovia - Paraoerskovia - Tropheryma
Family Dermabacteraceae
Brachybacterium - Dermabacter - Devriesea - Helcobacillus
Family Dermacoccaceae
Demetria - Dermacoccus - Kytococcus
Family Dermatophilaceae
Dermatophilus - Kineosphaera
Family Intrasporangiaceae
Arsenicicoccus - Fodinibacter - Humibacillus - Humihabitans - Intrasporangium - Janibacter - Knoellia - Kribbia - Lapillicoccus - Marihabitans - Ornithinicoccus - Ornithinimicrobium - Oryzihumus - Phycicoccus - Serinicoccus - Terrabacter - Terracoccus - Tetrasphaera
Family Jonesiaceae
Jonesia
Family Microbacteriaceae
Agreia - Agrococcus - Agromyces - Aureobacterium - Clavibacter - Cryobacterium - Curtobacterium - Frigoribacterium - Frondihabitans - Glaciibacter - Gulosibacter - Humibacter - Klugiella - Labedella - Leifsonia - Leucobacter - Microbacterium - Microcella - Microterricola - Mycetocola - Okibacterium - Phycicola - Plantibacter - Pseudoclavibacter - Rathayibacter - Rhodoglobus - Salinibacterium - Schumannella - Subtercola - Yonghaparkia - Zimmermannella
Family Micrococcaceae
Acaricomes - Arthrobacter - Citricoccus - Kocuria - Micrococcus - Nesterenkonia - Pelczaria (rejected name) - Renibacterium - Rothia - Sinomonas - Stomatococcus - Zhihengliuella
Family Promicromonosporaceae
Cellulosimicrobium - Isoptericola - Myceligenerans - Promicromonospora - Xylanibacterium - Xylanimicrobium - Xylanimonas
Family Rarobacteraceae
Rarobacter
Family Sanguibacteraceae
Sanguibacter
Family Yaniellaceae
Yaniella
Note: The genus Yaniella Li et al. 2008 (the type genus of the family ¤ Yaniellaceae Li et al. 2008) is in most 16S rRNA gene sequence-based phylogenetic analyses a member of the family ¤ Micrococcaceae Pribram 1929 (Approved Lists 1980) and it appears debatable whether it deserves the status as the type genus of its own family Yaniellaceae.
Reference: SCHUMANN (P.), KÄMPFER (P.), BUSSE (H.J.) and EVTUSHENKO (L.I.): Proposed minimal standards for describing new genera and species of the suborder Micrococcineae. Int. J. Syst. Evol. Microbiol., 2009, 59, 1823-1849.
Original article in IJSEM Online
Unclassified Micrococcineae
Demequina - Ruania
Suborder Micromonosporineae
Family Micromonosporaceae
Actinocatenispora - Actinoplanes - Amorphosporangium - Ampullariella - Asanoa - Catellatospora - Catelliglobosispora - Catenuloplanes - Couchioplanes - Dactylosporangium - Hamadaea - Krasilnikovia - Longispora - Luedemannella - Micromonospora - Pilimelia - Planopolyspora - Planosporangium - Plantactinospora - Polymorphospora - Pseudosporangium - Rugosimonospora - Salinispora - Spirilliplanes - Verrucosispora - Virgisporangium
Suborder Propionibacterineae
Family Nocardioidaceae
Actinopolymorpha - Aeromicrobium - Hongia - Jiangella - Kribbella - Marmoricola - Nocardioides - Pimelobacter
Family Propionibacteriaceae
Aestuariimicrobium - Arachnia - Brooklawnia - Friedmanniella - Granulicoccus - Luteococcus - Microlunatus - Micropruina - Propionibacterium - Propionicicella - Propionicimonas - Propioniferax - Propionimicrobium - Tessaracoccus
Suborder Pseudonocardineae
Family Actinosynnemataceae
Actinokineospora - Actinosynnema - Alloactinosynnema - Lechevalieria - Lentzea - Saccharothrix - Umezawaea
Family Pseudonocardiaceae
Actinoalloteichus - Actinobispora - Actinomycetospora - Allokutzneria - Amycolata - Amycolatopsis - Crossiella - Faenia - Goodfellowiella - Kibdelosporangium - Kutzneria - Prauserella - Pseudoamycolata - Pseudonocardia - Saccharomonospora - Saccharopolyspora - Sciscionella - Streptoalloteichus - Thermobispora - Thermocrispum
Suborder Streptomycineae
Family Streptomycetaceae
Actinopycnidium - Actinosporangium - Chainia - Elytrosporangium - Kitasatoa - Kitasatospora - Microellobosporia - Streptacidiphilus - Streptomyces - Streptoverticillium
Suborder Streptosporangineae
Family Nocardiopsaceae
Haloactinospora - Marinactinospora - Nocardiopsis - Streptomonospora - Thermobifida
Family Streptosporangiaceae
Acrocarpospora - Herbidospora - Microbispora - Microtetraspora - Nonomuraea - Planobispora - Planomonospora - Planotetraspora - Sphaerisporangium - Streptosporangium - Thermopolyspora
Family Thermomonosporaceae
Actinoallomurus - Actinocorallia - Actinomadura - Excellospora - Spirillospora - Thermomonospora
Order Bifidobacteriales
Family Bifidobacteriaceae
Aeriscardovia - Alloscardovia - Bifidobacterium - Gardnerella - Metascardovia - Parascardovia - Scardovia
Order Nitriliruptorales
Family Nitriliruptoraceae
Nitriliruptor
Subclass Coriobacteridae
Order Coriobacteriales
Suborder "Coriobacterineae"
Family Coriobacteriaceae
Adlercreutzia - Asaccharobacter - Atopobium - Collinsella - Coriobacterium - Cryptobacterium - Denitrobacterium - Eggerthella - Enterorhabdus - Gordonibacter - Olsenella - Paraeggerthella - Slackia
Subclass Rubrobacteridae
Order Rubrobacterales
Suborder "Rubrobacterineae"
Family Rubrobacteraceae
Rubrobacter
Order Solirubrobacterales
Family Conexibacteraceae
Conexibacter
Family Patulibacteraceae
Patulibacter
Family Solirubrobacteraceae
Solirubrobacter
Order Thermoleophilales
Family Thermoleophilaceae
Thermoleophilum
Phylum "Aquificae"
Class Aquificae
Order Aquificales
Family Aquificaceae
Aquifex - Calderobacterium - Hydrogenivirga - Hydrogenobacter - Hydrogenobaculum - Thermocrinis
Family Desulfurobacteriaceae
Balnearium - Desulfurobacterium - Thermovibrio
Family Hydrogenothermaceae
Hydrogenothermus - Persephonella - Sulfurihydrogenibium - Venenivibrio
Unclassified Aquificales
Thermosulfidibacter
Phylum "Bacteroidetes"
Class "Bacteroidia"
Order "Bacteroidales"
Family Bacteroidaceae
Acetofilamentum - Acetomicrobium - Acetothermus - Anaerorhabdus - Bacteroides -Capsularis
Family "Marinilabiaceae"
Alkaliflexus - Anaerophaga - Marinilabilia
Family "Porphyromonadaceae"
Barnesiella - Butyricimonas - Dysgonomonas - Odoribacter - Oribaculum - Paludibacter - Parabacteroides - Petrimonas - Porphyromonas - Proteiniphilum - Tannerella
Family "Prevotellaceae"
Hallella - Paraprevotella - Prevotella - Xylanibacter
Family "Rikenellaceae"
Alistipes - Rikenella
Unclassified "Bacteroidales"
Phocaeicola
Class Flavobacteria
Order "Flavobacteriales"
Family "Blattabacteriaceae"
Blattabacterium
Family Cryomorphaceae
Brumimicrobium - Crocinitomix - Cryomorpha - Fluviicola - Lishizhenia - Owenweeksia - Sediminitomix
Family Flavobacteriaceae
Actibacter - Aequorivita - Aestuariicola - Algibacter - Aquimarina - Arenibacter - Bergeyella - Bizionia - Capnocytophaga - Cellulophaga - Chryseobacterium - Cloacibacterium - Coenonia - Costertonia - Croceibacter - Croceitalea - Dokdonia - Donghaeana - Elizabethkingia - Empedobacter - Epilithonimonas - Eudoraea - Flagellimonas - Flaviramulus - Flavobacterium - Formosa - Fulvibacter - Gaetbulibacter - Gaetbulimicrobium - Galbibacter - Gelidibacter - Gillisia - Gilvibacter - Gramella - Hyunsoonleella - Jejuia - Joostella - Kaistella - Kordia - Kriegella - Krokinobacter - Lacinutrix - Leeuwenhoekiella - Leptobacterium - Lutaonella - Lutibacter - Lutimonas - Maribacter - Mariniflexile - Maritimimonas - Marixanthomonas - Meridianimaribacter - Mesoflavibacter - Mesonia - Muricauda - Myroides - Nonlabens - Olleya - Ornithobacterium - Persicivirga - Pibocella - Planobacterium - Polaribacter - Pseudozobellia - Psychroflexus - Psychroserpens - Riemerella - Robiginitalea - Salinimicrobium - Salegentibacter - Sandarakinotalea - Sediminibacter - Sediminicola - Sejongia - Stanierella - Stenothermobacter - Subsaxibacter - Subsaximicrobium - Tamlana - Tenacibaculum - Ulvibacter - Vitellibacter - Wautersiella - Weeksella - Winogradskyella - Yeosuana - Zeaxanthinibacter - Zhouia - Zobellia - Zunongwangia
Class "Sphingobacteria"
Order "Sphingobacteriales"
Family "Chitinophagaceae"
Balneola - Chitinophaga - Ferruginibacter - Filimonas - Flavisolibacter - Gracilimonas - Lacibacter - Niabella - Niastella - Parasegetibacter - Sediminibacterium - Segetibacter - Terrimonas
Family "Cyclobacteriaceae"
Algoriphagus - Aquiflexum - Belliella - Chimaereicella - Cyclobacterium - Echinicola - Hongiella
Family Cytophagaceae
Adhaeribacter - Arcicella - Cytophaga - Dyadobacter - Effluviibacter - Emticicia - Flectobacillus - Flexibacter - Hymenobacter - Larkinella - Leadbetterella - Meniscus - Microscilla - Persicitalea - Pontibacter - Rhodonellum - Rudanella - Runella - Spirosoma - Sporocytophaga
Family "Flammeovirgaceae"
Fabibacter - Flammeovirga - Flexithrix - Limibacter - Marinicola - Marinoscillum - Perexilibacter - Persicobacter - Rapidithrix - Reichenbachiella - Roseivirga - Thermonema
Family "Rhodothermaceae"
Rhodothermus - Salinibacter - Salisaeta
Family "Saprospiraceae"
Aureispira - Haliscomenobacter - Lewinella - Saprospira
Family Sphingobacteriaceae
Mucilaginibacter - Nubsella - Olivibacter - Parapedobacter - Pedobacter - Pseudosphingobacterium - Solitalea - Sphingobacterium
Unclassified "Bacteroidetes" Fulvivirga - Marinifilum - Prolixibacter - Toxothrix
Phylum "Caldiserica"
Class Caldisericia
Order Caldisericales
Family Caldisericaceae
Caldisericum
Phylum "Chlamydiae"
Class Chlamydiae
Order Chlamydiales
Family Chlamydiaceae
Chlamydia - Chlamydophila
Family Parachlamydiaceae
Neochlamydia - Parachlamydia
Family Simkaniaceae
Simkania
Family Waddliaceae
Waddlia
Phylum "Chlorobi"
Class "Chlorobia" or Chlorobea
Order Chlorobiales
Family Chlorobiaceae
Ancalochloris - Chlorobaculum - Chlorobium - Chloroherpeton - Pelodictyon - Prosthecochloris
Phylum "Chloroflexi"
Class Anaerolineae
Order Anaerolineales
Family Anaerolineaceae
Anaerolinea - Bellilinea - Leptolinea - Levilinea - Longilinea
Class Caldilineae
Order Caldilineales
Family Caldilineaceae
Caldilinea
Class "Chloroflexi"
Order "Chloroflexales"
Family "Chloroflexaceae"
Chloroflexus - Chloronema - Heliothrix - Roseiflexus
Family Oscillochloridaceae
Oscillochloris
Order "Herpetosiphonales"
Family "Herpetosiphonaceae"
Herpetosiphon
Class "Dehalococcoidetes"
Dehalogenimonas
Class Thermomicrobia
Order Thermomicrobiales
Family Thermomicrobiaceae
Thermomicrobium
Subclass Sphaerobacteridae
Order Sphaerobacterales
Suborder "Sphaerobacterineae"
Family Sphaerobacteraceae
Sphaerobacter
Phylum "Chrysiogenetes"
Class Chrysiogenetes
Order Chrysiogenales
Family Chrysiogenaceae
Chrysiogenes - Desulfurispirillum
Phylum "Cyanobacteria" (see the file Classification of Cyanobacteria)
Phylum "Deferribacteres"
Class Deferribacteres
Order Deferribacterales
Family Deferribacteraceae
Calditerrivibrio - Deferribacter - Denitrovibrio - Flexistipes - Geovibrio - Mucispirillum
Unclassified Deferribacterales
Caldithrix
Phylum "Deinococcus-Thermus"
Class Deinococci
Order Deinococcales
Family Deinococcaceae
Deinobacter - Deinococcus
Family Trueperaceae
Truepera
Order Thermales
Family Thermaceae
Marinithermus - Meiothermus - Oceanithermus - Thermus - Vulcanithermus
Phylum "Dictyoglomi"
Class "Dictyoglomia"
Order "Dictyoglomales"
Family "Dictyoglomaceae"
Dictyoglomus
Phylum "Fibrobacteres"
Class "Fibrobacteria"
Order "Fibrobacterales"
Family "Fibrobacteraceae"
Fibrobacter
Phylum "Firmicutes"
Class "Bacilli"
Order Bacillales
Family "Alicyclobacillaceae"
Alicyclobacillus - Sulfobacillus
Family Bacillaceae
Alkalibacillus - Amphibacillus - Anoxybacillus - Aquisalibacillus - Bacillus - Caldalkalibacillus - Cerasibacillus - Exiguobacterium - Falsibacillus - Filobacillus - Geobacillus - Gracilibacillus - Halalkalibacillus - Halobacillus - Halolactibacillus - Jeotgalibacillus - Lentibacillus - Lysinibacillus - Marinibacillus - Natronobacillus - Oceanobacillus - Ornithinibacillus - Paraliobacillus - Paucisalibacillus - Pelagibacillus - Piscibacillus - Pontibacillus - Saccharococcus - Salibacillus - Salimicrobium - Salinibacillus - Salirhabdus - Salsuginibacillus - Sediminibacillus - Tenuibacillus - Terribacillus - Thalassobacillus - Tumebacillus - Ureibacillus - Virgibacillus - Viridibacillus - Vulcanibacillus
Family Caryophanaceae
Caryophanon
Family "Listeriaceae"
Brochothrix - Listeria
Family "Paenibacillaceae"
Ammoniphilus - Aneurinibacillus - Brevibacillus - Cohnella - Fontibacillus - Oxalophagus - Paenibacillus - Saccharibacillus - Thermicanus - Thermobacillus
Family Pasteuriaceae
Pasteuria
Family Planococcaceae
Bhargavaea - Filibacter - Kurthia - Paenisporosarcina - Planococcus - Planomicrobium - Sporosarcina
Family "Sporolactobacillaceae"
Marinococcus - Sinobaca - Sporolactobacillus - Tuberibacillus
Family "Staphylococcaceae"
Gemella - Jeotgalicoccus - Macrococcus - Nosocomiicoccus - Salinicoccus - Staphylococcus
Family Thermoactinomycetaceae
Desmospora - Laceyella - Mechercharimyces - Planifilum - Seinonella - Shimazuella - Thermoactinomyces - Thermoflavimicrobium
Unclassified Bacillales
Pullulanibacillus - Rummeliibacillus - Solibacillus
Order "Lactobacillales"
Family "Aerococcaceae"
Abiotrophia - Aerococcus - Dolosicoccus - Eremococcus - Facklamia - Globicatella - Ignavigranum
Family "Carnobacteriaceae"
Agitococcus - Alkalibacterium - Allofustis - Alloiococcus - Atopococcus - Atopostipes - Carnobacterium - Desemzia - Dolosigranulum - Granulicatella - Isobaculum - Lacticigenium - Lactosphaera - Marinilactibacillus - Trichococcus
Family "Enterococcaceae"
Atopobacter - Bavariicoccus - Catellicoccus - Enterococcus - Melissococcus - Pilibacter - Tetragenococcus - Vagococcus
Family Lactobacillaceae
Lactobacillus - Paralactobacillus - Pediococcus
Family "Leuconostocaceae"
Fructobacillus - Leuconostoc - Oenococcus - Weissella
Family Streptococcaceae
Lactococcus - Lactovum - Streptococcus
Unclassified "Lactobacillales"
Acetoanaerobium - Symbiobacterium
Class "Clostridia"
Order Clostridiales
Family Caldicoprobacteraceae
Caldicoprobacter
Family Clostridiaceae
Acidaminobacter - Alkaliphilus - Anaerobacter - Anaerosporobacter - Anoxynatronum - Butyricicoccus - Caloramator - Caloranaerobacter - Caminicella - Clostridiisalibacter - Clostridium - Ethanoligenens - Garciella - Geosporobacter - Guggenheimella - Lactonifactor - Lutispora - Natronincola - Oxobacter - Sarcina - Soehngenia - Sporacetigenium - Tepidibacter - Tepidimicrobium - Thermobrachium - Thermohalobacter - Thermotalea - Tindallia
Family "Eubacteriaceae"
Acetobacterium - Alkalibacter - Anaerofustis - Anaerovorax - Eubacterium - Mogibacterium - Pseudoramibacter
Family "Gracilibacteraceae"
Gracilibacter
Family "Heliobacteriaceae"
Heliobacillus - Heliobacterium - Heliophilum - Heliorestis
Family "Lachnospiraceae"
Acetitomaculum - Anaerostipes - Butyrivibrio - Catonella - Coprococcus - Dorea - Hespellia - Johnsonella - Lachnobacterium - Lachnospira - Marvinbryantia - Moryella - Oribacterium - Parasporobacterium - Pseudobutyrivibrio - Robinsoniella - Roseburia - Shuttleworthia - Sporobacterium - Syntrophococcus
Family Oscillospiraceae
Oscillibacter - Oscillospira
Family Peptococcaceae
Carboxydothermus - Cryptanaerobacter - Dehalobacter - Desulfitobacterium - Desulfonispora - Desulfosporosinus - Desulfotomaculum - Desulfurispora - Pelotomaculum - Peptococcus - Syntrophobotulus - Thermincola - Thermoterrabacterium
Family "Peptostreptococcaceae"
Anaerococcus - Anaerosphaera - Filifactor - Finegoldia - Fusibacter - Gallicola - Helcococcus - Parvimonas - Peptoniphilus - Peptostreptococcus - Sedimentibacter - Sporanaerobacter - Tissierella
Family "Ruminococcaceae"
Acetanaerobacterium - Acetivibrio - Anaerofilum - Anaerotruncus - Faecalibacterium - Fastidiosipila - Hydrogenoanaerobacterium - Papillibacter - Ruminococcus - Sporobacter - Subdoligranulum
Family Syntrophomonadaceae
Aminiphilus - Caldicellulosiruptor - Carboxydocella - Dethiobacter - Fervidicola - Pelospora - Syntrophomonas - Syntrophospora - Syntrophothermus - Thermaerobacter - Thermohydrogenium - Thermosyntropha
Family Veillonellaceae
Acetonema - Acidaminococcus - Allisonella - Anaeroarcus - Anaeroglobus - Anaeromusa - Anaerosinus - Anaerovibrio - Centipeda - Dendrosporobacter - Dialister - Megamonas - Megasphaera - Mitsuokella - Pectinatus - Pelosinus - Phascolarctobacterium - Propionispira - Propionispora - Quinella - Schwartzia - Selenomonas - Sporolituus - Sporomusa - Sporotalea - Succiniclasticum - Succinispira - Thermosinus - Veillonella - Zymophilus
Unclassified Clostridiales
Anaerobranca - Anaerovirgula - Blautia - Dethiosulfatibacter - Howardella - Proteiniborus - Proteocatella
Order Halanaerobiales
Family Halanaerobiaceae
Halanaerobium - Halocella - Haloincola - Halothermothrix
Family Halobacteroidaceae
Acetohalobium - Halanaerobacter - Halanaerobaculum - Halobacteroides - Halonatronum - Natroniella - Orenia - Selenihalanaerobacter - Sporohalobacter
Order Natranaerobiales
Family Natranaerobiaceae
Natranaerobius - Natronovirga
Order "Thermoanaerobacterales"
Family "Thermoanaerobacteraceae"
Acetogenium - Ammonifex - Caldanaerobacter - Caldanaerobius - Caldanaerovirga - Carboxydibrachium - Desulfovirgula - Gelria - Mahella - Moorella - Sporotomaculum - Tepidanaerobacter - Thermacetogenium - Thermanaeromonas - Thermoanaerobacter - Thermoanaerobacterium - Thermoanaerobium - Thermobacteroides - Thermosediminibacter - Thermovenabulum
Family Thermodesulfobiaceae
Coprothermobacter - Thermodesulfobium
Unclassified Clostridia Desulfitibacter
Class "Erysipelotrichi"
Order "Erysipelotrichales"
Family Erysipelotrichaceae
Allobaculum - Bulleidia - Catenibacterium - Coprobacillus - Erysipelothrix - Holdemania - Sharpea -Solobacterium - Turicibacter
Class Mollicutes: see Phylum "Tenericutes"
Class Thermolithobacteria
Order Thermolithobacterales
Family Thermolithobacteraceae
Thermolithobacter
Phylum "Fusobacteria"
Class "Fusobacteria"
Order "Fusobacteriales"
Family "Fusobacteriaceae"
Cetobacterium - Fusobacterium - Ilyobacter - Propionigenium - Psychrilyobacter
Family "Leptotrichiaceae"
Leptotrichia - Sebaldella - Sneathia - Streptobacillus
Phylum "Gemmatimonadetes"
Class Gemmatimonadetes
Order Gemmatimonadales
Family Gemmatimonadaceae
Gemmatimonas
Phylum "Lentisphaerae"
Class "Lentisphaeria"
Order Lentisphaerales
Family "Lentisphaeraceae"
Lentisphaera
Order Victivallales
Family "Victivallaceae"
Victivallis
Phylum "Nitrospira" or "Nitrospirae"
Class "Nitrospira"
Order "Nitrospirales"
Family "Nitrospiraceae"
Leptospirillum - Nitrospira - Thermodesulfovibrio
Phylum "Planctomycetes" or "Planctobacteria"
Class "Planctomycetacia" or Planctomycea
Order Planctomycetales
Family Planctomycetaceae
Blastopirellula - Gemmata - Isosphaera - Pirellula - Planctomyces - Rhodopirellula - Schlesneria - Singulisphaera - Zavarzinella
Class Phycisphaerae
Order Phycisphaerales
Family Phycisphaeraceae
Phycisphaera
Phylum "Proteobacteria"
Class Alphaproteobacteria
Order Caulobacterales
Family Caulobacteraceae
Asticcacaulis - Brevundimonas - Caulobacter - Phenylobacterium
Family Hyphomonadaceae
Hellea - Henriciella - Hirschia - Hyphomonas - Maribaculum - Maricaulis - Oceanicaulis - Ponticaulis - Robiginitomaculum - Woodsholea
Order Kiloniellales
Family Kiloniellaceae
Kiloniella
Order Kordiimonadales
Family "Kordiimonadaceae"
Kordiimonas
Order "Parvularculales"
Family "Parvularculaceae"
Parvularcula
Order Rhizobiales
Family "Aurantimonadaceae"
Aurantimonas - Fulvimarina - Martelella
Family Bartonellaceae
Bartonella - Grahamella - Rochalimaea
Family Beijerinckiaceae
Beijerinckia - Chelatococcus - Methylocapsa - Methylocella - Methylovirgula
Family Bradyrhizobiaceae
Afipia - Agromonas - Balneimonas - Blastobacter - Bosea - Bradyrhizobium - Nitrobacter - Oligotropha - Rhodoblastus - Rhodopseudomonas - Salinarimonas
Family Brucellaceae
Brucella - Crabtreella - Daeguia - Mycoplana - Ochrobactrum - Pseudochrobactrum
Family Cohaesibacteraceae
Cohaesibacter
Family Hyphomicrobiaceae
Ancalomicrobium - Angulomicrobium - Aquabacter - Blastochloris - Cucumibacter - Devosia - Dichotomicrobium - Filomicrobium - Gemmiger - Hyphomicrobium - Maritalea - Methylorhabdus - Pedomicrobium - Prosthecomicrobium - Rhodomicrobium - Rhodoplanes - Seliberia - Zhangella
Family Methylobacteriaceae
Meganema - Methylobacterium - Microvirga - Protomonas
Family Methylocystaceae
Albibacter - Methylocystis - Methylopila - Methylosinus - Pleomorphomonas - Terasakiella
Family Phyllobacteriaceae
Aminobacter - Aquamicrobium - Defluvibacter - Hoeflea - Mesorhizobium - Nitratireductor - Phyllobacterium - Pseudaminobacter
Family Rhizobiaceae
Agrobacterium - Allorhizobium - Carbophilus - Chelatobacter - Ensifer - Kaistia - Rhizobium - Sinorhizobium
Family Rhodobiaceae
Afifella - Anderseniella - Parvibaculum - Rhodobium - Roseospirillum
Family Xanthobacteraceae
Ancylobacter - Azorhizobium - Labrys - Pseudolabrys - Pseudoxanthobacter - Starkeya - Xanthobacter
Unclassified Rhizobiales
Amorphus
Order Rhodobacterales
Family Rhodobacteraceae
Ahrensia - Albimonas - Albidovulum - Amaricoccus - Antarctobacter - Catellibacterium - Citreicella - Citreimonas - Dinoroseobacter - Donghicola - Gaetbulicola - Gemmobacter - Haematobacter - Jannaschia - Ketogulonicigenium - Labrenzia - Leisingera - Loktanella - Lutimaribacter - Maribius - Marinovum - Maritimibacter - Marivita - Methylarcula - Nautella - Nereida - Nesiotobacter - Oceanibulbus - Oceanicola - Octadecabacter - Palleronia - Pannonibacter - Paracoccus - Pelagibaca - Pelagicola - Phaeobacter - Ponticoccus - Pseudorhodobacter - Pseudoruegeria - Pseudovibrio - Rhodobaca - Rhodobacter - Rhodothalassium - Rhodovulum - Roseibaca - Roseibacterium - Roseibium - Roseicyclus - Roseinatronobacter - Roseisalinus - Roseivivax - Roseobacter - Roseovarius - Rubellimicrobium - Rubrimonas - Ruegeria - Sagittula - Salinihabitans - Salipiger - Sediminimonas - Seohaeicola - Shimia - Silicibacter - Staleya - Stappia - Sulfitobacter - Tateyamaria - Thalassobacter - Thalassobius - Thalassococcus - Thioclava - Thiosphaera - Tranquillimonas - Tropicibacter - Tropicimonas - Wenxinia - Yangia
Order Rhodospirillales
Family Acetobacteraceae
Acetobacter - Acidicaldus - Acidiphilium - Acidisoma - Acidisphaera - Acidocella - Acidomonas - Ameyamaea - Asaia - Belnapia - Craurococcus - Gluconacetobacter - Gluconobacter - Granulibacter - Kozakia - Muricoccus - Neoasaia - Paracraurococcus - Rhodopila - Rhodovarius - Roseococcus - Roseomonas - Rubritepida - Saccharibacter - Stella - Swaminathania - Tanticharoenia - Teichococcus - Zavarzinia
Family Rhodospirillaceae
Azospirillum - Caenispirillum - Conglomeromonas - Defluviicoccus - Fodinicurvata - Inquilinus - Insolitispirillum - Magnetospirillum - Marispirillum - Nisaea - Novispirillum - Oceanibaculum - Pelagibius - Phaeospirillum - Rhodocista - Rhodospira - Rhodospirillum - Rhodovibrio - Roseospira - Skermanella - Telmatospirillum - Thalassobaculum - Thalassospira - Tistrella
Order Rickettsiales
Family Anaplasmataceae
Aegyptianella - Anaplasma - Cowdria - Ehrlichia - Neorickettsia - Wolbachia
Family Holosporaceae
Holospora
Family Rickettsiaceae
Orientia - Rickettsia
Unclassified Rickettsiales
Lyticum - Pseudocaedibacter - Symbiotes - Tectibacter
Order Sneathiellales
Family Sneathiellaceae
Sneathiella
Order Sphingomonadales
Family Erythrobacteraceae
Altererythrobacter - Croceicoccus - Erythrobacter - Erythromicrobium - Porphyrobacter
Family Sphingomonadaceae
Blastomonas - Erythromonas - Novosphingobium - Rhizomonas (rejected name) - Sandaracinobacter - Sandarakinorhabdus - Sphingobium - Sphingomonas - Sphingopyxis - Sphingosinicella - Zymomonas
Unclassified Alphaproteobacteria Elioraea - Geminicoccus
Class Betaproteobacteria
Order Burkholderiales
Family Alcaligenaceae
Achromobacter - Advenella - Alcaligenes - Azohydromonas - Bordetella - Brackiella - Castellaniella - Derxia - Kerstersia - Oligella - Parasutterella - Pelistega - Pigmentiphaga - Pusillimonas - Sutterella - Taylorella - Tetrathiobacter
Family Burkholderiaceae
Burkholderia - Chitinimonas - Cupriavidus - Lautropia - Limnobacter - Pandoraea - Paucimonas - Polynucleobacter - Ralstonia - Thermothrix - Wautersia
Family Comamonadaceae
Acidovorax - Albidiferax - Alicycliphilus - Brachymonas - Caenimonas - Caenibacterium - Caldimonas - Comamonas - Curvibacter - Delftia - Diaphorobacter - Giesbergeria - Hydrogenophaga - Hylemonella - Lampropedia - Macromonas - Malikia - Ottowia - Pelomonas - Polaromonas - Pseudacidovorax - Pseudorhodoferax - Ramlibacter - Rhodoferax - Roseateles - Schlegelella - Simplicispira - Tepidicella - Variovorax - Verminephrobacter - Xenophilus
Family Oxalobacteraceae
Collimonas - Duganella - Herbaspirillum - Herminiimonas - Janthinobacterium - Massilia - Naxibacter - Oxalicibacterium - Oxalobacter - Telluria - Undibacterium
Unclassified Burkholderiales
Aquabacterium - Aquincola - Ideonella - Inhella - Leptothrix - Methylibium - Mitsuaria - Paucibacter - Piscinibacter - Rivibacter - Rubrivivax - Sphaerotilus - Tepidimonas - Thiobacter - Thiomonas - Xylophilus
Order Hydrogenophilales
Family Hydrogenophilaceae
Hydrogenophilus - Petrobacter - Tepidiphilus - Thiobacillus
Order Methylophilales
Family Methylophilaceae
Methylobacillus - Methylophilus - Methylotenera - Methylovorus
Order Neisseriales
Family Neisseriaceae
Alysiella - Andreprevotia - Aquaspirillum - Aquitalea - Bergeriella - Chitinibacter - Chitinilyticum - Chitiniphilus - Chromobacterium - Conchiformibius - Deefgea - Eikenella - Formivibrio - Gulbenkiania - Iodobacter - Kingella - Laribacter - Leeia - Microvirgula - Morococcus - Neisseria - Paludibacterium - Prolinoborus - Pseudogulbenkiania - Silvimonas - Simonsiella - Stenoxybacter - Uruburuella - Vitreoscilla - Vogesella
Order Nitrosomonadales
Family Gallionellaceae
Gallionella
Family Nitrosomonadaceae
Nitrosolobus - Nitrosomonas - Nitrosospira
Family Spirillaceae
Spirillum
Order "Procabacteriales"
Family "Procabacteriaceae"
"Procabacter"
Order Rhodocyclales
Family Rhodocyclaceae
Azoarcus - Azonexus - Azospira - Azovibrio - Dechloromonas - Dechlorosoma - Denitratisoma - Ferribacterium - Methyloversatilis - Propionibacter - Propionivibrio - Quatrionicoccus - Rhodocyclus - Shinella - Sterolibacterium - Thauera - Uliginosibacterium - Zoogloea
Class Deltaproteobacteria or Deltabacteria
Order Bdellovibrionales
Family Bacteriovoracaceae
Bacteriolyticum (illegitimate genus) - Bacteriovorax- Peredibacter
Family Bdellovibrionaceae
Bdellovibrio - Micavibrio - Vampirovibrio
Family Peredibacteraceae (illegitimate)
Peredibacter
Order Desulfarculales
Family Desulfarculaceae
Desulfarculus
Order Desulfobacterales
Family Desulfobacteraceae
Desulfatibacillum - Desulfatiferula - Desulfatirhabdium - Desulfobacter - Desulfobacterium - Desulfobacula - Desulfobotulus - Desulfocella - Desulfococcus - Desulfofaba - Desulfofrigus - Desulfoluna - Desulfomusa - Desulfonema - Desulforegula - Desulfosarcina - Desulfospira - Desulfotignum
Family Desulfobulbaceae
Desulfobulbus - Desulfocapsa - Desulfofustis - Desulfopila - Desulforhopalus - Desulfotalea - Desulfurivibrio
Family Nitrospinaceae
Nitrospina
Order Desulfovibrionales
Family Desulfohalobiaceae
Desulfohalobium - Desulfonatronospira - Desulfonatronovibrio - Desulfonauticus - Desulfothermus - Desulfovermiculus
Family Desulfomicrobiaceae
Desulfomicrobium
Family Desulfonatronaceae
Desulfonatronum
Family Desulfovibrionaceae
Bilophila - Desulfocurvus - Desulfomonas - Desulfovibrio - Lawsonia
Order Desulfurellales
Family Desulfurellaceae
Desulfurella - Hippea
Order Desulfuromonadales
Family Desulfuromonadaceae
Desulfuromonas - Desulfuromusa - Malonomonas - Pelobacter
Family Geobacteraceae
Geoalkalibacter - Geobacter - Geopsychrobacter - Geothermobacter - Trichlorobacter
Order Myxococcales
Suborder Cystobacterineae
Family Cystobacteraceae
Anaeromyxobacter - Archangium - Cystobacter - Hyalangium - Melittangium - Stigmatella
Family Myxococcaceae
Angiococcus - Corallococcus - Myxococcus - Pyxidicoccus
Suborder Nannocystineae
Family "Haliangiaceae"
Haliangium
Family Kofleriaceae
Kofleria
Family Nannocystaceae
Enhygromyxa - Nannocystis - Plesiocystis
Suborder Sorangiineae
Family Phaselicystidaceae
Phaselicystis
Family Polyangiaceae
Byssovorax - Chondromyces - Jahnella - Polyangium - Sorangium
Order Syntrophobacterales
Family Syntrophaceae
Desulfobacca - Desulfomonile - Smithella - Syntrophus
Family Syntrophobacteraceae
Desulfacinum - Desulfoglaeba - Desulforhabdus - Desulfovirga - Syntrophobacter - Thermodesulforhabdus
Unnamed Order
Family Syntrophorhabdaceae
Syntrophorhabdus
Class Epsilonproteobacteria
Order Campylobacterales
Family Campylobacteraceae
Arcobacter - Campylobacter - Dehalospirillum - Sulfurospirillum
Family Helicobacteraceae
Helicobacter - Sulfuricurvum - Sulfurimonas - Sulfurovum - Thiovulum - Wolinella
Family "Hydrogenimonaceae"
Hydrogenimonas
Order Nautiliales
Family Nautiliaceae
Caminibacter - Lebetimonas - Nautilia - Nitratifractor - Nitratiruptor - Thioreductor
Class Gammaproteobacteria
Order Acidithiobacillales
Family Acidithiobacillaceae
Acidithiobacillus
Family Thermithiobacillaceae
Thermithiobacillus
Order Aeromonadales
Family Aeromonadaceae
Aeromonas - Oceanimonas - Oceanisphaera - Tolumonas - Zobellella
Family Succinivibrionaceae
Anaerobiospirillum - Ruminobacter - Succinimonas - Succinivibrio
Order Alteromonadales
Family Alteromonadaceae
Aestuariibacter - Agarivorans - Aliagarivorans - Alishewanella - Alteromonas - Bowmanella - Glaciecola - Haliea - Marinimicrobium - Marinobacter - Marinobacterium - Melitea - Microbulbifer - Saccharophagus - Salinimonas
Family Colwelliaceae
Colwellia - Thalassomonas
Family Ferrimonadaceae
Ferrimonas - Paraferrimonas
Family Idiomarinaceae
Idiomarina - Pseudidiomarina
Family Moritellaceae
Moritella- Paramoritella
Family Pseudoalteromonadaceae
Algicola - Pseudoalteromonas
Family Psychromonadaceae
Psychromonas
Family Shewanellaceae
Shewanella
Unclassified Alteromonadales
Teredinibacter
Order Cardiobacteriales
Family Cardiobacteriaceae
Cardiobacterium - Dichelobacter - Suttonella
Order Chromatiales
Family Chromatiaceae
Allochromatium - Amoebobacter - Chromatium - Halochromatium - Isochromatium - Lamprobacter - Lamprocystis - Marichromatium - Nitrosococcus - Pfennigia - Rhabdochromatium - Rheinheimera - Thermochromatium - Thioalkalicoccus - Thiobaca - Thiocapsa - Thiococcus - Thiocystis - Thiodictyon - Thioflavicoccus - Thiohalocapsa - Thiolamprovum - Thiopedia - Thiophaeococcus - Thiorhodococcus - Thiorhodovibrio - Thiospirillum
Family Ectothiorhodospiraceae
Alkalilimnicola - Alkalispirillum - Aquisalimonas - Arhodomonas - Ectothiorhodosinus - Ectothiorhodospira - Halorhodospira - Natronocella - Nitrococcus - Thioalkalispira - Thioalkalivibrio - Thiohalospira - Thiorhodospira
Family Granulosicoccaceae
Granulosicoccus
Family Halothiobacillaceae
Halothiobacillus - Thioalkalibacter - Thiofaba - Thiovirga
Order "Enterobacteriales"
Family Enterobacteriaceae
Arsenophonus - Biostraticola - Brenneria - Buchnera - Budvicia - Buttiauxella - Calymmatobacterium - Cedecea - Citrobacter - Cronobacter - Dickeya - Edwardsiella - Enterobacter - Erwinia - Escherichia - Ewingella - Hafnia - Klebsiella - Kluyvera - Leclercia - Leminorella - Levinea - Mangrovibacter - Moellerella - Morganella - Obesumbacterium - Pantoea - Pectobacterium - Photorhabdus - Plesiomonas - Pragia - Proteus - Providencia - Rahnella - Raoultella - Saccharobacter - Salmonella - Samsonia - Serratia - Shigella - Sodalis - Tatumella - Thorsellia - Trabulsiella - Wigglesworthia - Xenorhabdus - Yersinia - Yokenella
Order Legionellales
Family Coxiellaceae
Aquicella - Coxiella
Family Legionellaceae
Fluoribacter - Legionella - Sarcobium - Tatlockia
Unclassified Legionellales
Rickettsiella
Order Methylococcales
Family Crenotrichaceae
Crenothrix
Family Methylococcaceae
Methylobacter - Methylocaldum - Methylococcus - Methylohalobius - Methylomicrobium - Methylomonas - Methylosarcina - Methylosoma - Methylosphaera - Methylothermus
Order Oceanospirillales
Family Alcanivoracaceae
Alcanivorax - Fundibacter - Kangiella
Family Hahellaceae
Endozoicomonas - Hahella - Halospina - Zooshikella
Family Halomonadaceae
Aidingimonas - Carnimonas - Chromohalobacter - Cobetia - Deleya - Halomonas - Halotalea - Halovibrio - Kushneria - Modicisalibacter - Salinicola - Volcaniella - Zymobacter
Family Litoricolaceae
Litoricola
Family Oceanospirillaceae
Amphritea - Balneatrix - Bermanella - Marinomonas - Marinospirillum - Neptuniibacter - Neptunomonas - Nitrincola - Oceaniserpentilla - Oceanobacter - Oceanospirillum - Oleispira - Pseudospirillum - Reinekea - Thalassolituus
Family Oleiphilaceae
Oleiphilus
Family "Saccharospirillaceae"
Saccharospirillum
Unclassified Oceanospirillales
Salicola - Spongiispira
Order Pasteurellales
Family Pasteurellaceae
Actinobacillus - Aggregatibacter - Avibacterium - Basfia - Bibersteinia - Chelonobacter - Gallibacterium - Haemophilus - Histophilus - Lonepinella - Mannheimia - Nicoletella - Pasteurella - Phocoenobacter - Volucribacter
Order Pseudomonadales
Family Moraxellaceae
Acinetobacter - Alkanindiges - Branhamella - Enhydrobacter - Moraxella - Perlucidibaca - Psychrobacter
Family Pseudomonadaceae
Azomonas - Azomonotrichon - Azorhizophilus - Azotobacter - Cellvibrio - Chryseomonas - Flavimonas - Mesophilobacter - Pseudomonas - Rhizobacter - Rugamonas - Serpens
Unclassified Pseudomonadales
Dasania
Order "Salinisphaerales"
Family "Salinisphaeraceae"
Salinisphaera
Order Thiotrichales
Family Francisellaceae
Francisella
Family Piscirickettsiaceae
Cycloclasticus - Hydrogenovibrio - Methylophaga - Piscirickettsia - Sulfurivirga - Thioalkalimicrobium - Thiomicrospira
Family Thiotrichaceae
Achromatium - Beggiatoa - Leucothrix - Thiobacterium - Thiomargarita - Thioploca - Thiospira - Thiothrix
Unclassified Thiotrichales
Caedibacter - Fangia
Order "Vibrionales"
Family Vibrionaceae
Aliivibrio - Allomonas - Beneckea - Catenococcus - Enterovibrio - Grimontia - Listonella - Lucibacterium - Photobacterium - Salinivibrio - Vibrio
Order Xanthomonadales
Family Sinobacteraceae
Alkanibacter - Hydrocarboniphaga - Nevskia - Singularimonas - Sinobacter - Steroidobacter
Family Xanthomonadaceae
Aquimonas - Arenimonas - Aspromonas - Dokdonella - Dyella - Frateuria - Fulvimonas - Ignatzschineria - Luteibacter - Luteimonas - Lysobacter - Pseudoxanthomonas - Rhodanobacter - Rudaea - Silanimonas - Stenotrophomonas - Thermomonas - Wohlfahrtiimonas - Xanthomonas - Xylella
Unclassified Gammaproteobacteria Alkalimonas - Congregibacter - Gilvimarinus - Methylohalomonas - Methylonatrum - Sedimenticola - Simiduia - Solimonas - Spongiibacter - Thiohalobacter - Thiohalomonas - Thiohalophilus - Thiohalorhabdus
Phylum "Spirochaetes" or "Spirochaetae"
Class Spirochaetes
Order Spirochaetales
Family "Brachyspiraceae"
Brachyspira - Serpulina
Family "Brevinemataceae"
Brevinema
Family Leptospiraceae
Leptonema - Leptospira - Turneriella
Family Spirochaetaceae
Borrelia - Clevelandina - Cristispira - Diplocalyx - Hollandina - Pillotina - Spirochaeta - Treponema
Unclassified Spirochaetales Exilispira
Phylum "Synergistetes"
Class Synergistia
Order Synergistales
Family Synergistaceae
Aminobacterium - Aminomonas - Anaerobaculum - Cloacibacillus - Dethiosulfovibrio - Jonquetella - Pyramidobacter - Synergistes - Thermovirga - Thermanaerovibrio
Phylum "Tenericutes"
Class Mollicutes (In the next edition of the Bergey's Manual of Systematic Bacteriology, the class Mollicutes will be excluded from the phylum "Firmicutes" and classified in the phylum "Tenericutes" - Reference: K.H. Schleifer and W. Ludwig, personal communication)
Order Acholeplasmatales
Family Acholeplasmataceae
Acholeplasma
Order Anaeroplasmatales
Family Anaeroplasmataceae
Anaeroplasma - Asteroleplasma
Order Entomoplasmatales
Family Entomoplasmataceae
Entomoplasma - Mesoplasma
Family Spiroplasmataceae
Spiroplasma
Order Haloplasmatales
Family Haloplasmataceae
Haloplasma
Order Mycoplasmatales
Family Mycoplasmataceae
Eperythrozoon - Haemobartonella - Mycoplasma - Ureaplasma
Phylum "Thermodesulfobacteria"
Class Thermodesulfobacteria
Order Thermodesulfobacteriales
Family Thermodesulfobacteriaceae
Caldimicrobium - Thermodesulfatator - Thermodesulfobacterium
Phylum "Thermomicrobia"
See Phylum "Chloroflexi"
Phylum "Thermotogae"
Class Thermotogae
Order Thermotogales
Family Thermotogaceae
Fervidobacterium - Geotoga - Kosmotoga - Marinitoga - Petrotoga - Thermosipho - Thermotoga
Phylum "Verrucomicrobia"
Class Verrucomicrobiae
Order Verrucomicrobiales
Family "Rubritaleaceae"
Rubritalea
Family Verrucomicrobiaceae
Akkermansia - Haloferula - Luteolibacter - Persicirhabdus - Prosthecobacter - Roseibacillus - Verrucomicrobium
Class Opitutae
Order Opitutales
Family Opitutaceae
Alterococcus - Opitutus
Order Puniceicoccales
Family Puniceicoccaceae
Cerasicoccus - Coraliomargarita - Pelagicoccus - Puniceicoccus
Unclassified "Bacteria"
Class Ktedonobacteria
Order Ktedonobacterales
Family Ktedonobacteraceae
Ktedonobacter
Domain "Archaea"
Phyla: "Crenarchaeota" - "Euryarchaeota" - "Korarchaeota" - "Nanoarchaeota" - "Thaumarchaeota"
Phylum "Crenarchaeota"
Class Thermoprotei or Crenarchaeota
Order Acidilobales
Family Acidilobaceae
Acidilobus
Family Caldisphaeraceae
Caldisphaera
Order Desulfurococcales
Family Desulfurococcaceae
Aeropyrum - Desulfurococcus - Ignicoccus - Ignisphaera - Staphylothermus - Stetteria - Sulfophobococcus - Thermodiscus - Thermosphaera
Family Pyrodictiaceae
Hyperthermus - Pyrodictium - Pyrolobus
Order Sulfolobales
Family Sulfolobaceae
Acidianus - Desulfurolobus - Metallosphaera - Stygiolobus - Sulfolobus - Sulfurisphaera - Sulfurococcus
Order Thermoproteales
Family Thermofilaceae
Thermofilum
Family Thermoproteaceae
Caldivirga - Pyrobaculum - Thermocladium - Thermoproteus - Vulcanisaeta
Phylum "Euryarchaeota"
Class Archaeoglobi
Order Archaeoglobales
Family Archaeoglobaceae
Archaeoglobus - Ferroglobus - Geoglobus
Class Halobacteria or Halomebacteria
Order Halobacteriales
Family Halobacteriaceae
Haladaptatus - Halalkalicoccus - Haloarcula - Halobacterium - Halobaculum - Halobiforma - Halococcus - Haloferax - Halogeometricum - Halomicrobium - Halopiger - Haloplanus - Haloquadratum - Halorhabdus - Halorubrum - Halosarcina - Halosimplex - Halostagnicola - Haloterrigena - Halovivax - Natrialba - Natrinema - Natronobacterium - Natronococcus - Natronolimnobius - Natronomonas - Natronorubrum
Class Methanobacteria
Order Methanobacteriales
Family Methanobacteriaceae
Methanobacterium - Methanobrevibacter - Methanosphaera - Methanothermobacter
Family Methanothermaceae
Methanothermus
Class Methanococci or Methanothermea
Order Methanococcales
Family Methanocaldococcaceae
Methanocaldococcus - Methanotorris
Family Methanococcaceae
Methanococcus - Methanothermococcus
Class "Methanomicrobia"
Order Methanocellales
Family Methanocellaceae
Methanocella
Order Methanomicrobiales
Family Methanocorpusculaceae
Methanocorpusculum
Family Methanomicrobiaceae
Methanoculleus - Methanofollis - Methanogenium - Methanolacinia - Methanomicrobium - Methanoplanus - Methanosphaerula
Family Methanospirillaceae
Methanospirillum
Unclassified Methanomicrobiales
Methanocalculus - Methanolinea
Order Methanosarcinales
Family Methanosaetaceae
Methanosaeta - Methanothrix
Family Methanosarcinaceae
Halomethanococcus - Methanimicrococcus - Methanococcoides - Methanohalobium - Methanohalophilus - Methanolobus - Methanomethylovorans - Methanosalsum - Methanosarcina
Family Methermicoccaceae
Methermicoccus
Class Methanopyri
Order Methanopyrales
Family Methanopyraceae
Methanopyrus
Class Thermococci or Protoarchaea
Order Thermococcales
Family Thermococcaceae
Palaeococcus - Pyrococcus - Thermococcus
Class Thermoplasmata
Order Thermoplasmatales
Family Ferroplasmaceae
Acidiplasma - Ferroplasma
Family Picrophilaceae
Picrophilus
Family Thermoplasmataceae
Thermoplasma
Unclassified Thermoplasmatales
Thermogymnomonas
Phylum "Korarchaeota"
"Candidatus Korarchaeum"
Phylum "Nanoarchaeota"
"Nanoarchaeum"
Phylum "Thaumarchaeota"
Order Cenarchaeales
Family "Cenarchaeaceae"
"Cenarchaeum"
See also the file Classification of prokaryotes (bacteria): Introduction
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