Name: Megasphaera coli Heng et al. 2025

Category: Species

Proposed as: sp. nov.

Etymology: co’li. L. gen. neut. n. coli, of the colon, pertaining to the isolation of the type strain from the human left colon

Pronunciation, gender: KO-li, feminine

Type strain: CSUR P2911; DSM 103304; Marseille P2911

Conduct genome-based taxonomy at

16S rRNA gene: LT576403 Analyse FASTA

Valid publication: Heng YC, Lee JKY, Silvaraju S, Kittelmann S. Description of Megasphaera jansseni sp. nov., a novel short- and medium-chain fatty acid-producing species isolated from faeces of a wild boar (Sus scrofa), and a taxonomic note on the family Veillonellaceae. Int J Syst Evol Microbiol 2025; 75:6937.

Nomenclatural status: validly published under the ICNP

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

• Synonyms:

  • Name	Kind
    "Colibacter massiliensis" Mailhe et al. 2017	homotypic synonym, not validly published

• Notes:
  • 🎓 Name mentioned 0 times in PubMed until 2025-11-04.
  • 🙆 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 pathogenicity of the species itself.

Parent taxon: Megasphaera Rogosa 1971 (Approved Lists 1980)

Assigned by: Heng YC, Lee JKY, Silvaraju S, Kittelmann S. Description of Megasphaera jansseni sp. nov., a novel short- and medium-chain fatty acid-producing species isolated from faeces of a wild boar (Sus scrofa), and a taxonomic note on the family Veillonellaceae. Int J Syst Evol Microbiol 2025; 75:6937.

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Record number: 68478