Name: Dysgonomonas massiliensis Bilen et al. 2026

Category: Species

Proposed as: sp. nov.

Etymology: mas.si.li.en’sis. L. fem. adj. massiliensis, pertaining to Massilia, the ancient name of the city of Marseille, where this bacterium was characterised

Pronunciation (Latin), gender: dys-go-NO-mo-nas mas-si-li-EN-sis, feminine

Type strain: CCUG 71356; CSUR P4356; JCM 38122; Marseille P4356

Conduct genome-based taxonomy at

16S rRNA gene: LT934443 Analyse FASTA

Effective publication: Bilen M, Fonkou MDM, Dubourg G, Tomei E, Richez M, Delerce J, Levasseur A, Daoud Z, Raoult D, Cadoret F. Dysgonomonas massiliensis sp. nov., a new species isolated from the human gut and its taxonogenomic description. Antonie Van Leeuwenhoek 2019; 112:935-945. 🇫🇷

IJSEM list: Oren A, Göker M. Validation list no. 229. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2026; 76:7141.

Nomenclatural status: validly published under the ICNP, belated name

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

• Synonyms:

  • Name	Kind
    Pseudodysgonomonas massiliensis Takahashi et al. 2026	homotypic synonym, validly published under the ICNP

• Notes:
  • 🎓 Name mentioned 2 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 other species in the genus.

Parent taxon: Dysgonomonas Hofstad et al. 2000

Assigned by: Bilen M, Fonkou MDM, Dubourg G, Tomei E, Richez M, Delerce J, Levasseur A, Daoud Z, Raoult D, Cadoret F. Dysgonomonas massiliensis sp. nov., a new species isolated from the human gut and its taxonogenomic description. Antonie Van Leeuwenhoek 2019; 112:935-945. 🇫🇷

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.2108Copy to clipboardLink copied to clipboard

Record number: 2108

• Previous versions:

  • Version	Date	JSON
    1	2026-03-31