Name: Ruminococcus faecis Kim et al. 2011

Category: Species

Proposed as: sp. nov.

Etymology: fae’cis. L. gen. fem. n. faecis, of dregs, of faeces, referring to faecal origin

Pronunciation (Latin), gender: … FA͡E-kis, masculine

Type strain: Eg2; JCM 15917; KCTC 5757

Conduct genome-based taxonomy at

16S rRNA gene: FJ611794 Analyse FASTA

Effective publication: Kim MS, Roh SW, Bae JW. Ruminococcus faecis sp. nov., isolated from human faeces. J Microbiol 2011; 49:487-491. 🇰🇷

IJSEM list: Euzeby JP. Validation list no. 142. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2011; 61:2563-2565.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym (and not recommended for medical use)

Correct name: Mediterraneibacter faecis (Kim et al. 2011) Togo et al. 2019

Risk group: 1

• Synonyms:

  • Name	Kind
    Mediterraneibacter faecis (Kim et al. 2011) Togo et al. 2019	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Ruminococcus faecis is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Ruminococcus.
  • 😷 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 10 times in PubMed until 2025-06-04.
  • 🙅 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as a synonym of the name to be applied to this species. The name is on LoRN because of the recorded risk group of other species in the genus.

Parent taxon: Ruminococcus Sijpesteijn 1948 (Approved Lists 1980)

Assigned by: Kim MS, Roh SW, Bae JW. Ruminococcus faecis sp. nov., isolated from human faeces. J Microbiol 2011; 49:487-491. 🇰🇷

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Record number: 789482