Name: Anaerotruncus colihominis Lawson et al. 2004

Category: Species

Proposed as: sp. nov.

Etymology: co.li.ho’mi.nis. L. neut. n. colum, colon (alternative form of colon); L. gen. masc. n. hominis, of man; N.L. gen. masc. n. colihominis, of the gut of man

Pronunciation, gender: ko-li-HO-mi-nis, masculine

Type strain: 14565; CCUG 45055; CIP 107754; DSM 17241; JCM 15631; WAL 14565

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ315980 Analyse FASTA

Valid publication: Lawson PA, Song Y, Liu C, Molitoris DR, Vaisanen ML, Collins MD, Finegold SM. Anaerotruncus colihominis gen. nov., sp. nov., from human faeces. Int J Syst Evol Microbiol 2004; 54:413-417.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 54, part 2 of the IJSEM. Int J Syst Evol Microbiol 2004; 54:1007-1009.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 2

• Notes:
  • 🥇 Nomenclatural type of the genus Anaerotruncus Lawson et al. 2004. Publication: Lawson PA, Song Y, Liu C, Molitoris DR, Vaisanen ML, Collins MD, Finegold SM. Anaerotruncus colihominis gen. nov., sp. nov., from human faeces. Int J Syst Evol Microbiol 2004; 54:413-417.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 2 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1. — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
  • 🎓 Name mentioned 19 times in PubMed until 2025-06-04.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of the species itself.

Parent taxon: Anaerotruncus Lawson et al. 2004

Assigned by: Lawson PA, Song Y, Liu C, Molitoris DR, Vaisanen ML, Collins MD, Finegold SM. Anaerotruncus colihominis gen. nov., sp. nov., from human faeces. Int J Syst Evol Microbiol 2004; 54:413-417.

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Record number: 773262