Name: Ruminococcus hansenii (Holdeman and Moore 1974) Ezaki et al. 1994

Category: Species

Proposed as: comb. nov.

Basonym: Streptococcus hansenii Holdeman and Moore 1974 (Approved Lists 1980)

Etymology: han.sen’i.i. N.L. gen. masc. n. hansenii, of Hansen, named after P. Arne Hansen, a Danish-American bacteriologist

Gender: masculine

Type strain: ATCC 27752; CIP 104219; DSM 20583; JCM 14655

Conduct genome-based taxonomy at

16S rRNA gene: AB534168 Analyse FASTA

Valid publication: Ezaki T, Li N, Hashimoto Y, Miura H, Yamamoto H. 16S ribosomal DNA sequences of anaerobic cocci and proposal of Ruminococcus hansenii comb. nov. and Ruminococcus productus comb. nov. Int J Syst Bacteriol 1994; 44:130-136.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 44, part 1 of the IJSB. Int J Syst Bacteriol 1994; 44:372.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Blautia hansenii (Holdeman and Moore 1974) Liu et al. 2008

Risk group: 1

• Synonyms:

  • Name	Kind
    Blautia hansenii (Holdeman and Moore 1974) Liu et al. 2008	homotypic synonym, validly published under the ICNP
    Streptococcus hansenii Holdeman and Moore 1974 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Ruminococcus hansenii 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 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 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 5 times in PubMed until 2024-03-27.

Parent taxon: Ruminococcus Sijpesteijn 1948 (Approved Lists 1980)

Assigned by: Ezaki T, Li N, Hashimoto Y, Miura H, Yamamoto H. 16S ribosomal DNA sequences of anaerobic cocci and proposal of Ruminococcus hansenii comb. nov. and Ruminococcus productus comb. nov. Int J Syst Bacteriol 1994; 44:130-136.

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Record number: 780613