Xenorhabdus

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

Warning: In the List of Prokaryotic names with Standing in Nomenclature, an arrow (--->) only indicates the sequence of valid publication of names and does not mean that the last name in the sequence must be used (see: Introduction).

Number of species cited in this file: 21
Number of subspecies cited in this file: 4

Classification (Warning: see also the file "Classification of prokaryotes: Introduction").

Xenorhabdus Thomas and Poinar 1979, genus.
Type species: ¤ Xenorhabdus nematophila corrig. (Poinar and Thomas 1965) Thomas and Poinar 1979 (Approved Lists 1980).
Etymology: Gr. adj. xenos, foreign, strange, unusual, (less literally, pathogenic); Gr. fem. n. rhabdos, rod; N.L. fem. n. Xenorhabdus, pathogenic rod-shaped bacterium.
References: SKERMAN (V.B.D.), McGOWAN (V.) and SNEATH (P.H.A.) (editors): Approved Lists of Bacterial Names. Int. J. Syst. Bacteriol., 1980, 30, 225-420 (Approved Lists of Bacterial Names in IJSEM Online - Approved Lists of Bacterial Names Amended edition). [THOMAS (G.M.) and POINAR Jr. (G.O.): Xenorhabdus gen. nov., a genus of entomopathogenic nematophilic bacteria of the family Enterobacteriaceae. International Journal of Systematic Bacteriology, 1979, 29, 352-360.]

Note: The Greek word rhabdos is in the feminine gender. So, according to Rule 65 (2), the generic name Xenorhabdus is in the feminine gender.
Reference: EUZÉBY (J.P.) and BOEMARE (N.E.): The modern Latin word rhabdus belongs to the feminine gender, inducing necessary corrections according to Rules 65(2), 12c(1) and 13b of the Bacteriological Code (1990 Revision). Int. J. Syst. Evol. Microbiol., 2000, 50, 1691-1692.
Original article in IJSEM Online

---> Xenorhabdus Thomas and Poinar 1979 (Approved Lists 1980) emend. Akhurst 1983.
Type species: ¤ Xenorhabdus nematophila corrig. (Poinar and Thomas 1965) Thomas and Poinar 1979 (Approved Lists 1980).
Etymology: Gr. adj. xenos, foreign, strange, unusual, (less literally, pathogenic); Gr. fem. n. rhabdos, rod; N.L. fem. n. Xenorhabdus, pathogenic rod-shaped bacterium.
Reference: AKHURST (R.J.): Taxonomic study of Xenorhabdus, a genus of bacteria symbiotically associated with insect pathogenic nematodes. Int. J. Syst. Bacteriol., 1983, 33, 38-45.
Original article in IJSEM Online

---> Xenorhabdus Thomas and Poinar 1979 (Approved Lists 1980) emend. Thomas and Poinar 1983.
Type species: ¤ Xenorhabdus nematophila corrig. (Poinar and Thomas 1965) Thomas and Poinar 1979 (Approved Lists 1980).
Etymology: Gr. adj. xenos, foreign, strange, unusual, (less literally, pathogenic); Gr. fem. n. rhabdos, rod; N.L. fem. n. Xenorhabdus, pathogenic rod-shaped bacterium.
Reference: THOMAS (G.M.) and POINAR (G.O.): Amended description of the genus Xenorhabdus Thomas and Poinar. Int. J. Syst. Bacteriol., 1983, 33, 878-879.
Original article in IJSEM Online

Xenorhabdus beddingii (Akhurst 1986) Akhurst and Boemare 1993, comb. nov.
Type strain (see also StrainInfo.net): strain Q58/1 = Q58 = ATCC 49542 = DSM 4764 = UQM 2871.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: AY278675.
Basonym: ¤ Xenorhabdus nematophila subsp. beddingii corrig. Akhurst 1986.
Etymology: N.L. gen. masc. n. beddingii, of Bedding, named for R.A. Bedding, who made significant contributions to the development of Xenorhabdus/Steinernema associations for insect pest control.
References: VALIDATION LIST N° 47. Int. J. Syst. Bacteriol., 1993, 43, 864-865. [AKHURST (R.J.) and BOEMARE (N.E.): A numerical taxonomic study of the genus Xenorhabdus (Enterobacteriaceae) and proposed elevation of the subspecies of X. nematophilus to species. J. Gen. Microbiol., 1988, 134, 1835-1845.]
Validation List N° 47 in IJSEM Online - Effective publication Online

Xenorhabdus bovienii (Akhurst 1983) Akhurst and Boemare 1993, comb. nov.
Type strain (see also StrainInfo.net): strain T228 = ATCC 35271 = DSM 4766 = UQM 2210.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: AY278673.
Basonym: ¤ Xenorhabdus nematophila subsp. bovienii corrig. Akhurst 1983.
Etymology: N.L. gen. masc. n. bovienii, of Bovien, named for P. Bovien who first reported the presence of bacteria in the intestinal vesicle of a Steinernema species.
References: VALIDATION LIST N° 47. Int. J. Syst. Bacteriol., 1993, 43, 864-865. [AKHURST (R.J.) and BOEMARE (N.E.): A numerical taxonomic study of the genus Xenorhabdus (Enterobacteriaceae) and proposed elevation of the subspecies of X. nematophilus to species. J. Gen. Microbiol., 1988, 134, 1835-1845.]
Validation List N° 47 in IJSEM Online - Effective publication Online

Xenorhabdus budapestensis Lengyel et al. 2005, sp. nov.
Type strain (see also StrainInfo.net): strain DSM 16342 = NCIMB 14016.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: AJ810293.
Etymology: N.L. fem. adj. budapestensis, pertaining to Budapest, of Budapest, Hungaria, an European Centre of entomopathogenic research.
References: VALIDATION LIST N° 104. Int. J. Syst. Evol. Microbiol., 2005, 55, 1395-1397. [LENGYEL (K.), LANG (E.), FODOR (A.), SZÁLLÁS (E.), SCHUMANN (P.) and STACKEBRANDT (E.): Description of four novel species of Xenorhabdus, family Enterobacteriaceae: Xenorhabdus budapestensis sp. nov., Xenorhabdus ehlersii sp. nov., Xenorhabdus innexi sp. nov., and Xenorhabdus szentirmaii sp. nov. Syst. Appl. Microbiol., 2005, 28, 115-122.]
Validation List N° 104 in IJSEM Online - Effective publication Online

Xenorhabdus cabanillasii Tailliez et al. 2006, sp. nov.
Type strain (see also StrainInfo.net): strain USTX62 = CIP 109066 = DSM 17905.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: AY521244.
Etymology: N.L. gen. masc. n. cabanillasii, of Cabanillas, in honour of H. E. Cabanillas, who described the nematode host of this bacterium, Steinernema riobrave (Cabanillas et al., 1994).
Reference: TAILLIEZ (P.), PAGÈS (S.), GINIBRE (N.) and BOEMARE (N.): New insight into diversity in the genus Xenorhabdus, including the description of ten novel species. Int. J. Syst. Evol. Microbiol., 2006, 56, 2805-2818.
Original article in IJSEM Online

Xenorhabdus doucetiae Tailliez et al. 2006, sp. nov.
Type strain (see also StrainInfo.net): strain FRM16 = CIP 109074 = DSM 17909.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: DQ211709.
Etymology: N.L. gen. fem. n. doucetiae, of Doucet, in honour of M. M. A. Doucet, who described the first Steinernema species from South America (Doucet, 1986).
Reference: TAILLIEZ (P.), PAGÈS (S.), GINIBRE (N.) and BOEMARE (N.): New insight into diversity in the genus Xenorhabdus, including the description of ten novel species. Int. J. Syst. Evol. Microbiol., 2006, 56, 2805-2818.
Original article in IJSEM Online

Xenorhabdus ehlersii Lengyel et al. 2005, sp. nov.
Type strain (see also StrainInfo.net): strain DSM 16337 = NCIMB 14018.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: AJ810294.
Etymology: N.L. gen. n. ehlersii, of Ehlers, named in honour of R.-U. Ehlers, a German applied microbiologist.
References: VALIDATION LIST N° 104. Int. J. Syst. Evol. Microbiol., 2005, 55, 1395-1397. [LENGYEL (K.), LANG (E.), FODOR (A.), SZÁLLÁS (E.), SCHUMANN (P.) and STACKEBRANDT (E.): Description of four novel species of Xenorhabdus, family Enterobacteriaceae: Xenorhabdus budapestensis sp. nov., Xenorhabdus ehlersii sp. nov., Xenorhabdus innexi sp. nov., and Xenorhabdus szentirmaii sp. nov. Syst. Appl. Microbiol., 2005, 28, 115-122.]
Validation List N° 104 in IJSEM Online - Effective publication Online

Xenorhabdus griffiniae Tailliez et al. 2006, sp. nov.
Type strain (see also StrainInfo.net): strain ID10 = CIP 109073 = DSM 17911.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: DQ211710.
Etymology: N.L. gen. fem. n. griffiniae, of Griffin, in honour of C. T. Griffin, who has contributed to the systematics of the nematode host, Steinernema hermaphroditum (Stock et al., 2004).
Reference: TAILLIEZ (P.), PAGÈS (S.), GINIBRE (N.) and BOEMARE (N.): New insight into diversity in the genus Xenorhabdus, including the description of ten novel species. Int. J. Syst. Evol. Microbiol., 2006, 56, 2805-2818.
Original article in IJSEM Online

Xenorhabdus hominickii Tailliez et al. 2006, sp. nov.
Type strain (see also StrainInfo.net): strain KE01 = CIP 109072 = DSM 17903.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: DQ211719.
Etymology: N.L. gen. masc. n. hominickii, of Hominick, in honour of W. M. Hominick, who has contributed to the systematics of entomopathogenic nematode-bacterium complexes.
Reference: TAILLIEZ (P.), PAGÈS (S.), GINIBRE (N.) and BOEMARE (N.): New insight into diversity in the genus Xenorhabdus, including the description of ten novel species. Int. J. Syst. Evol. Microbiol., 2006, 56, 2805-2818.
Original article in IJSEM Online

Xenorhabdus indica Somvanshi et al. 2009, sp. nov.
Type strain (see also StrainInfo.net): strain 28 = CIP 108830 = DSM 17382.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: AM040494.
Etymology: L. fem. adj. indica, of India, the origin of the novel bacterial and nematode species.
References: VALIDATION LIST N° 130. Int. J. Syst. Evol. Microbiol., 2009, 59, 2647-2648 [SOMVANSHI (V.S.), LANG (E.), GANGULY (S.), SWIDERSKI (J.), SAXENA (A.K.) and STACKEBRANDT (E.): A novel species of Xenorhabdus, family Enterobacteriaceae: Xenorhabdus indica sp. nov., symbiotically associated with entomopathogenic nematode Steinernema thermophilum Ganguly and Singh, 2000. Syst. Appl. Microbiol., 2006, 29, 519-525.]
Validation List N° 130 in IJSEM Online - Effective publication Online

Xenorhabdus innexi Lengyel et al. 2005, sp. nov.
Type strain (see also StrainInfo.net): strain DSM 16336 = NCIMB 14017.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: AJ810292.
Etymology: N.L. gen. n. innexi, of Innexum (Innexum, Hanover, Germany, a company's name) guiding the DSMZ through the ISO 9001:2000 certification process.
References: VALIDATION LIST N° 104. Int. J. Syst. Evol. Microbiol., 2005, 55, 1395-1397. [LENGYEL (K.), LANG (E.), FODOR (A.), SZÁLLÁS (E.), SCHUMANN (P.) and STACKEBRANDT (E.): Description of four novel species of Xenorhabdus, family Enterobacteriaceae: Xenorhabdus budapestensis sp. nov., Xenorhabdus ehlersii sp. nov., Xenorhabdus innexi sp. nov., and Xenorhabdus szentirmaii sp. nov. Syst. Appl. Microbiol., 2005, 28, 115-122.]
Validation List N° 104 in IJSEM Online - Effective publication Online

Note: In the effective publication, wrong properties were given in the description of the species Xenorhabdus innexi. The correct species description was provided in an erratum.
Reference: LENGYEL (K.), LANG (E.), FODOR (A.), SZÁLLÁS (E.), SCHUMANN (P.) and STACKEBRANDT (E.): Erratum to “Description of four novel species of Xenorhabdus, family Enterobacteriaceae: Xenorhabdus budapestensis sp. nov., Xenorhabdus ehlersii sp. nov., Xenorhabdus innexi sp. nov., and Xenorhabdus szentirmaii sp. nov.”. Syst. Appl. Microbiol., 2007, 30, 83.
Erratum Online

Xenorhabdus japonica corrig. Nishimura et al. 1995, sp. nov.
Type strain (see also StrainInfo.net): strain SK-1 = IAM 14265 = JCM 21111.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: D78008.
Etymology: N.L. fem. adj. japonica, pertaining to Japan.
References: VALIDATION LIST N° 54. Int. J. Syst. Bacteriol., 1995, 45, 619-620. [NISHIMURA (Y.), HAGIWARA (A.), SUZUKI (T.) and YAMANAKA (S.): Xenorhabdus japonicus sp. nov. associated with the nematode Steinernema kushidai. World J. Microbiol. Biotechnol., 1994, 10, 207-210.]
Validation List N° 54 in IJSEM Online

Note: The original spelling of the specific epithet, japonicus (sic), has been corrected by Euzéby and Boemare 2000.
Reference: EUZÉBY (J.P.) and BOEMARE (N.E.): The modern Latin word rhabdus belongs to the feminine gender, inducing necessary corrections according to Rules 65(2), 12c(1) and 13b of the Bacteriological Code (1990 Revision). Int. J. Syst. Evol. Microbiol., 2000, 50, 1691-1692.
Original article in IJSEM Online

Xenorhabdus koppenhoeferi Tailliez et al. 2006, sp. nov.
Type strain (see also StrainInfo.net): strain USNJ01 = CIP 109199 = DSM 18168.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: DQ205450.
Etymology: N.L. gen. masc. n. koppenhoeferi, of Koppenhöfer, in honour of A. Koppenhöfer, who has contributed to the systematics of the nematode host, Steinernema scarabaei (Stock & Koppenhöfer, 2003).
Reference: TAILLIEZ (P.), PAGÈS (S.), GINIBRE (N.) and BOEMARE (N.): New insight into diversity in the genus Xenorhabdus, including the description of ten novel species. Int. J. Syst. Evol. Microbiol., 2006, 56, 2805-2818.
Original article in IJSEM Online

Xenorhabdus kozodoii Tailliez et al. 2006, sp. nov.
Type strain (see also StrainInfo.net): strain SaV = CIP 109068 = DSM 17907.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: DQ211716.
Etymology: N.L. gen. masc. n. kozodoii, of Kozodoi, in honour of E. M. Kozodoi, who described the nematode host Steinernema arenarium (Neoplectana anomali) (Kozodoi, 1984).
Reference: TAILLIEZ (P.), PAGÈS (S.), GINIBRE (N.) and BOEMARE (N.): New insight into diversity in the genus Xenorhabdus, including the description of ten novel species. Int. J. Syst. Evol. Microbiol., 2006, 56, 2805-2818.
Original article in IJSEM Online

Xenorhabdus luminescens Thomas and Poinar 1979, species.
Type strain (see also StrainInfo.net): strain Hb = ATCC 29999 = CIP 106429 = DSM 3368.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: X82248.
Etymology: N.L. part. adj. luminescens, luminescing, named for its luminescence.
References: SKERMAN (V.B.D.), McGOWAN (V.) and SNEATH (P.H.A.) (editors): Approved Lists of Bacterial Names. Int. J. Syst. Bacteriol., 1980, 30, 225-420 (Approved Lists of Bacterial Names in IJSEM Online - Approved Lists of Bacterial Names Amended edition). [THOMAS (G.M.) and POINAR Jr. (G.O.): Xenorhabdus gen. nov., a genus of entomopathogenic nematophilic bacteria of the family Enterobacteriaceae. International Journal of Systematic Bacteriology, 1979, 29, 352-360.]

---> ¤ Photorhabdus luminescens (Thomas and Poinar 1979) Boemare et al. 1993, comb. nov.

Xenorhabdus mauleonii Tailliez et al. 2006, sp. nov.
Type strain (see also StrainInfo.net): strain VC01 = CIP 109075 = DSM 17908.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: DQ211715.
Etymology: N.L. gen. masc. n. mauleonii, of Mauléon, in honour of H. Mauléon, who has made a major contribution to studies of the ecology and biodiversity of entomopathogenic nematode bacterium complexes in the Caribbean region.
Reference: TAILLIEZ (P.), PAGÈS (S.), GINIBRE (N.) and BOEMARE (N.): New insight into diversity in the genus Xenorhabdus, including the description of ten novel species. Int. J. Syst. Evol. Microbiol., 2006, 56, 2805-2818.
Original article in IJSEM Online

Xenorhabdus miraniensis Tailliez et al. 2006, sp. nov.
Type strain (see also StrainInfo.net): strain Q1 = CIP 109069 = DSM 17902.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: DQ211713.
Etymology: N.L. fem. adj. miraniensis, pertaining to Mirani, a small town in Australia, the source of the nematode from which the type strain was isolated.
Reference: TAILLIEZ (P.), PAGÈS (S.), GINIBRE (N.) and BOEMARE (N.): New insight into diversity in the genus Xenorhabdus, including the description of ten novel species. Int. J. Syst. Evol. Microbiol., 2006, 56, 2805-2818.
Original article in IJSEM Online

Xenorhabdus nematophila corrig. (Poinar and Thomas 1965) Thomas and Poinar 1979, species. (Type species of the genus).
Type strain (see also StrainInfo.net): strain ATCC 19061 = CCUG 14189 = DSM 3370 = LMG 1036.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: AY278674.
Synonym: "Achromobacter nematophilus" Poinar and Thomas 1965.
Etymology: N.L. n. nematodum, nematode; N.L. fem. adj. phila (from Gr. fem. adj. philê), friend, loving; N.L. fem. adj. nematophila, nematode-loving.
References: SKERMAN (V.B.D.), McGOWAN (V.) and SNEATH (P.H.A.) (editors): Approved Lists of Bacterial Names. Int. J. Syst. Bacteriol., 1980, 30, 225-420 (Approved Lists of Bacterial Names in IJSEM Online - Approved Lists of Bacterial Names Amended edition). [1 POINAR Jr. (G.O.) and THOMAS (G.M.): A new bacterium, Achromobacter nematophilus sp. nov. (Achromobacteriaceae: Eubacteriales) associated with a nematode. International Bulletin of Bacteriological Nomenclature and Taxonomy, 1965, 15, 249-252. 2 THOMAS (G.M.) and POINAR Jr. (G.O.): Xenorhabdus gen. nov., a genus of entomopathogenic nematophilic bacteria of the family Enterobacteriaceae. International Journal of Systematic Bacteriology, 1979, 29, 352-360.]

Notes:
1 The original spelling of the specific epithet, nematophilus (sic), has been corrected by Euzéby and Boemare 2000.
Reference: EUZÉBY (J.P.) and BOEMARE (N.E.): The modern Latin word rhabdus belongs to the feminine gender, inducing necessary corrections according to Rules 65(2), 12c(1) and 13b of the Bacteriological Code (1990 Revision). Int. J. Syst. Evol. Microbiol., 2000, 50, 1691-1692.
Original article in IJSEM Online
2 Subsequently, this species has been divided into subspecies (see: below).

Xenorhabdus nematophila subsp. beddingii corrig. Akhurst 1986, subsp. nov.
Type strain (see also StrainInfo.net): strain Q58/1 = Q58 = ATCC 49542 = DSM 4764 = UQM 2871.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: AY278675.
Etymology: N.L. gen. masc. n. beddingii, of Bedding, named for R.A. Bedding, who made significant contributions to the development of Xenorhabdus/Steinernema associations for insect pest control.
Reference: AKHURST (R.J.): Xenorhabdus nematophilus subsp. beddingii (Enterobacteriaceae): a new subspecies of bacteria mutualistically associated with entomopathogenic nematodes. Int. J. Syst. Bacteriol., 1986, 36, 454-457.
Original article in IJSEM Online

Note: The original spelling of the specific epithet, nematophilus (sic), has been corrected by Euzéby and Boemare 2000.
Reference: EUZÉBY (J.P.) and BOEMARE (N.E.): The modern Latin word rhabdus belongs to the feminine gender, inducing necessary corrections according to Rules 65(2), 12c(1) and 13b of the Bacteriological Code (1990 Revision). Int. J. Syst. Evol. Microbiol., 2000, 50, 1691-1692.
Original article in IJSEM Online

---> ¤ Xenorhabdus beddingii (Akhurst 1986) Akhurst and Boemare 1993, comb. nov.

Xenorhabdus nematophila subsp. bovienii corrig. Akhurst 1983, subsp. nov.
Type strain (see also StrainInfo.net): strain T228 = ATCC 35271 = DSM 4766 = UQM 2210.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: AY278673.
Etymology: N.L. gen. masc. n. bovienii, of Bovien, named for P. Bovien who first reported the presence of bacteria in the intestinal vesicle of a Steinernema species.
Reference: AKHURST (R.J.): Taxonomic study of Xenorhabdus, a genus of bacteria symbiotically associated with insect pathogenic nematodes. Int. J. Syst. Bacteriol., 1983, 33, 38-45.
Original article in IJSEM Online

---> ¤ Xenorhabdus bovienii (Akhurst 1983) Akhurst and Boemare 1993, comb. nov.

Xenorhabdus nematophila subsp. nematophila corrig. (Poinar and Thomas 1965) Thomas and Poinar 1979, subsp. nov.
Type strain (see also StrainInfo.net): strain ATCC 19061 = CCUG 14189 = DSM 3370 = LMG 1036.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: AY278674.
Etymology: N.L. n. nematodum, nematode; N.L. fem. adj. phila (from Gr. fem. adj. philê), friend, loving; N.L. fem. adj. nematophila, nematode-loving.
Reference: AKHURST (R.J.): Taxonomic study of Xenorhabdus, a genus of bacteria symbiotically associated with insect pathogenic nematodes. Int. J. Syst. Bacteriol., 1983, 33, 38-45.
Original article in IJSEM Online

Notes:
1 The original spelling of the specific and subspecific epithets, nematophilus (sic), has been corrected by Euzéby and Boemare 2000.
Reference: EUZÉBY (J.P.) and BOEMARE (N.E.): The modern Latin word rhabdus belongs to the feminine gender, inducing necessary corrections according to Rules 65(2), 12c(1) and 13b of the Bacteriological Code (1990 Revision). Int. J. Syst. Evol. Microbiol., 2000, 50, 1691-1692.
Original article in IJSEM Online
2 The subspecies name Xenorhabdus nematophila subsp. nematophila corrig. (Poinar and Thomas 1965) Thomas and Poinar 1979 is automatically created by the valid publication of Xenorhabdus nematophila subsp. bovienii corrig. Akhurst 1983 and the valid publication of Xenorhabdus nematophila subsp. poinarii corrig. Akhurst 1983 [Rule 40d (formerly Rule 46)].
3 If an author accepts the elevation of Xenorhabdus nematophila subsp. beddingii corrig. Akhurst 1986, the elevation of Xenorhabdus nematophila subsp. bovienii corrig. Akhurst 1983 and the elevation of Xenorhabdus nematophila subsp. poinarii corrig. Akhurst 1983 to full species status, then Xenorhabdus nematophila subsp. nematophila corrig. (Poinar and Thomas 1965) Thomas and Poinar 1979 should thereafter be designated simply as Xenorhabdus nematophila corrig. (Poinar and Thomas 1965) Thomas and Poinar 1979 (Approved Lists 1980).

Xenorhabdus nematophila subsp. poinarii corrig. Akhurst 1983, subsp. nov.
Type strain (see also StrainInfo.net): strain G1 = ATCC 35272 = CIP 103468 = DSM 4768 = UQM 2216.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: D78010.
Etymology: N.L. gen. masc. n. poinarii, of Poinar, named for G.O. Poinar, Jr., who made major contributions to the understanding of entomopathogenic nematode/bacterial interactions.
Reference: AKHURST (R.J.): Taxonomic study of Xenorhabdus, a genus of bacteria symbiotically associated with insect pathogenic nematodes. Int. J. Syst. Bacteriol., 1983, 33, 38-45.
Original article in IJSEM Online

---> ¤ Xenorhabdus poinarii (Akhurst 1983) Akhurst and Boemare 1993, comb. nov.

Xenorhabdus poinarii (Akhurst 1983) Akhurst and Boemare 1993, comb. nov.
Type strain (see also StrainInfo.net): strain G1 = ATCC 35272 = CIP 103468 = DSM 4768 = UQM 2216.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: D78010.
Basonym: ¤ Xenorhabdus nematophila subsp. poinarii corrig. Akhurst 1983.
Etymology: N.L. gen. masc. n. poinarii, of Poinar, named for G.O. Poinar, Jr., who made major contributions to the understanding of entomopathogenic nematode/bacterial interactions.
References: VALIDATION LIST N° 47. Int. J. Syst. Bacteriol., 1993, 43, 864-865. [AKHURST (R.J.) and BOEMARE (N.E.): A numerical taxonomic study of the genus Xenorhabdus (Enterobacteriaceae) and proposed elevation of the subspecies of X. nematophilus to species. J. Gen. Microbiol., 1988, 134, 1835-1845.]
Validation List N° 47 in IJSEM Online - Effective publication Online

Xenorhabdus romanii Tailliez et al. 2006, sp. nov.
Type strain (see also StrainInfo.net): strain PR06-A = CIP 109070 = DSM 17910.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: DQ211717.
Etymology: N.L. gen. masc. n. romanii, of Román, in honour of J. Román, who described the nematode host Steinernema puertoricense (Román & Figueroa, 1994).
Reference: TAILLIEZ (P.), PAGÈS (S.), GINIBRE (N.) and BOEMARE (N.): New insight into diversity in the genus Xenorhabdus, including the description of ten novel species. Int. J. Syst. Evol. Microbiol., 2006, 56, 2805-2818.
Original article in IJSEM Online

Xenorhabdus stockiae Tailliez et al. 2006, sp. nov.
Type strain (see also StrainInfo.net): strain TH01 = CIP 109067 = DSM 17904.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: DQ202309.
Etymology: N.L. gen. fem. n. stockiae, of Stock, in honour of S. P. Stock, a leading figure in the systematics of Steinernema and particularly of the nematode host of this bacterium, Steinernema siamkayai (Stock et al., 1998).
Reference: TAILLIEZ (P.), PAGÈS (S.), GINIBRE (N.) and BOEMARE (N.): New insight into diversity in the genus Xenorhabdus, including the description of ten novel species. Int. J. Syst. Evol. Microbiol., 2006, 56, 2805-2818.
Original article in IJSEM Online

Xenorhabdus szentirmaii Lengyel et al. 2005, sp. nov.
Type strain (see also StrainInfo.net): strain DSM 16338 = NCIMB 14019.
GenBank/EMBL/DDBJ accession number for the 16S rRNA gene sequence of the type strain: AJ810295.
Etymology: N.L. gen. n. szentirmaii, of Szentirmai, named in honour of Attila Szentirmai, a Hungarian microbiologist.
References: VALIDATION LIST N° 104. Int. J. Syst. Evol. Microbiol., 2005, 55, 1395-1397. [LENGYEL (K.), LANG (E.), FODOR (A.), SZÁLLÁS (E.), SCHUMANN (P.) and STACKEBRANDT (E.): Description of four novel species of Xenorhabdus, family Enterobacteriaceae: Xenorhabdus budapestensis sp. nov., Xenorhabdus ehlersii sp. nov., Xenorhabdus innexi sp. nov., and Xenorhabdus szentirmaii sp. nov. Syst. Appl. Microbiol., 2005, 28, 115-122.]
Validation List N° 104 in IJSEM Online - Effective publication Online