Species Methanobrevibacter oralis

Name: Methanobrevibacter oralis Ferrari et al. 1995

Category, proposed as: species, sp. nov.

Etymology: o.ra’lis. L. neut. n. os (gen. oris), mouth; L. masc./fem. adj. suff. -alis, suffix denoting pertaining to; L. masc. adj. oralis, pertaining to the mouth

Pronunciation (Latin), gender: me-t^ha-no-bre-wi-BAK-ter o-RA-lis, masculine

Type strain: DSM 7256; JCM 30027; ZR

Conduct genome-based taxonomy at

16S rRNA gene: HE654003 Analyse FASTA

Effective publication: Ferrari A, Brusa T, Rutili A, Canzi E, Biavati B. Isolation and characterization of Methanobrevibacter oralis sp. nov. Curr. Microbiol. 1994; 29:712.

IJSEM list: Anonymous. Validation list no. 55. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1995; 45:879-880.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

• Synonyms:

  • Name	Kind
    "Methanocatella oralis" (Ferrari et al. 1995) Protasov and Brune 2023	homotypic synonym, not validly published

• Notes:
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 2. — 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 56 times in PubMed until 2026-06-11.
  • 🙆 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: Methanobrevibacter Balch and Wolfe 1981

Assigned by: Ferrari A, Brusa T, Rutili A, Canzi E, Biavati B. Isolation and characterization of Methanobrevibacter oralis sp. nov. Curr. Microbiol. 1994; 29:712.

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Record number: 777824