Name: Faecalibaculum rodentium Chang et al. 2016

Category: Species

Proposed as: sp. nov.

Etymology: ro.den’ti.um. N.L. gen. masc./fem. pl. n. rodentium, of gnawers, referring to the fact that the organism was isolated from laboratory rodents

Pronunciation (Latin), gender: … ro-DEN-ti-um, neuter

Type strain: ALO 17; JCM 30274; KCTC 15484

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: KP881689 Analyse FASTA

Effective publication: Chang DH, Rhee MS, Ahn S, Bang BH, Oh JE, Lee HK, Kim BC. Faecalibaculum rodentium gen. nov., sp. nov., isolated from the faeces of a laboratory mouse. Antonie Van Leeuwenhoek 2015; 108:1309-1318. 🇰🇷

IJSEM list: Oren A, Garrity GM. Validation list no. 168. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2016; 66:1603-1606.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Emendations:
  • Cox et al. 2017 Cox LM, Sohn J, Tyrrell KL, Citron DM, Lawson PA, Patel NB, Iizumi T, Perez-Perez GI, Goldstein EJC, Blaser MJ. Description of two novel members of the family Erysipelotrichaceae: Ileibacterium valens gen. nov., sp. nov. and Dubosiella newyorkensis, gen. nov., sp. nov., from the murine intestine, and emendation to the description of Faecalibaculum rodentium. Int J Syst Evol Microbiol 2017; 67:1247-1254. 🇺🇸 Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 67, part 5 of the IJSEM. Int J Syst Evol Microbiol 2017; 67:2495-2498.

• Notes:
  • 🥇 Nomenclatural type of the genus Faecalibaculum Chang et al. 2016. Publication: Chang DH, Rhee MS, Ahn S, Bang BH, Oh JE, Lee HK, Kim BC. Faecalibaculum rodentium gen. nov., sp. nov., isolated from the faeces of a laboratory mouse. Antonie Van Leeuwenhoek 2015; 108:1309-1318. 🇰🇷
  • 😷 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 62 times in PubMed until 2025-06-04.
  • 🧍 In Validation List no. 168; the type species is stated incorrectly as Faecalibacterium rodentium. The correct name of the type species is Faecalibaculum rodentium. Publication: Oren A, Garrity GM. Validation list no. 168. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2016; 66:1603-1606.

Parent taxon: Faecalibaculum Chang et al. 2016

Assigned by: Chang DH, Rhee MS, Ahn S, Bang BH, Oh JE, Lee HK, Kim BC. Faecalibaculum rodentium gen. nov., sp. nov., isolated from the faeces of a laboratory mouse. Antonie Van Leeuwenhoek 2015; 108:1309-1318. 🇰🇷

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Record number: 793905