Name: Lactosphaera pasteurii (Schink 1985) Janssen et al. 1995

Category: Species

Proposed as: comb. nov.

Basonym: Ruminococcus pasteurii Schink 1985

Etymology: pas.teu’ri.i. N.L. gen. masc. n. pasteurii, of Pasteur, referring to Louis Pasteur, who probably first enriched and observed this bacterium during studies on tartrate fermentation

Gender: feminine

Type strain: ATCC 35945; CCUG 37395; CIP 104580; DSM 2381; KoTa2

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: X87150 Analyse FASTA

Valid publication: Janssen PH, Evers S, Rainey FA, Weiss N, Ludwig W, Harfoot CG, Schink B. Lactosphaera gen. nov., a new genus of lactic acid bacteria, and transfer of Ruminococcus pasteurii Schink 1984 to Lactosphaera pasteurii comb. nov. Int J Syst Bacteriol 1995; 45:565-571.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 45, part 3 of the IJSB. Int J Syst Bacteriol 1995; 45:881.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Trichococcus pasteurii (Schink 1985) Liu et al. 2002

Risk group: 1

• Synonyms:

  • Name	Kind
    Ruminococcus pasteurii Schink 1985	homotypic synonym, validly published under the ICNP
    Trichococcus pasteurii (Schink 1985) Liu et al. 2002	homotypic synonym, validly published under the ICNP

• Notes:
  • 🥇 Nomenclatural type of the genus Lactosphaera Janssen et al. 1995. Publication: Janssen PH, Evers S, Rainey FA, Weiss N, Ludwig W, Harfoot CG, Schink B. Lactosphaera gen. nov., a new genus of lactic acid bacteria, and transfer of Ruminococcus pasteurii Schink 1984 to Lactosphaera pasteurii comb. nov. Int J Syst Bacteriol 1995; 45:565-571.
  • ❗ Lactosphaera pasteurii 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 Lactosphaera.
  • 😷 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.
  • 🎓 Name mentioned 8 times in PubMed until 2024-03-27.

Parent taxon: Lactosphaera Janssen et al. 1995

Assigned by: Janssen PH, Evers S, Rainey FA, Weiss N, Ludwig W, Harfoot CG, Schink B. Lactosphaera gen. nov., a new genus of lactic acid bacteria, and transfer of Ruminococcus pasteurii Schink 1984 to Lactosphaera pasteurii comb. nov. Int J Syst Bacteriol 1995; 45:565-571.

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Record number: 777430