Name: Olsenella phocaeensis Zgheib et al. 2021

Category: Species

Proposed as: sp. nov.

Etymology: pho.cae.en’sis. L. fem. adj. phocaeensis, of Phocaea, the Latin name of Marseille, adapted from the first Greek name of Marseille, Phokaia

Pronunciation (Latin), gender: ol-se-NEL-la p^ho-ka͡e-EN-sis, feminine

Type strain: CSUR P2936; DSM 103159; Marseille P2936

Conduct genome-based taxonomy at

16S rRNA gene: LT576409 Analyse FASTA

Valid publication: Zgheib R, Anani H, Meng MM, Mailhe M, Ricaboni D, Morand A, Caputo A, Traore SI, Fontanini A, Armstrong N, et al. New human-associated species of the family Atopobiaceae and proposal to reclassify members of the genus Olsenella. Int J Syst Evol Microbiol 2021; 71:4819. 🇫🇷

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 71, part 5 of the IJSEM. Int J Syst Evol Microbiol 2021; 71:4907.

Nomenclatural status: validly published under the ICNP

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

Risk group: 1

• Synonyms:

  • Name	Kind
    "Olsenella phocaeensis" Ricaboni et al. 2017	homotypic synonym, not validly published

• Notes:
  • 😷 The risk group for Germany has been imported on 2026-08-13. 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 4 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 pathogenicity of the species itself.

Parent taxon: Olsenella Dewhirst et al. 2001

Assigned by: Zgheib R, Anani H, Meng MM, Mailhe M, Ricaboni D, Morand A, Caputo A, Traore SI, Fontanini A, Armstrong N, et al. New human-associated species of the family Atopobiaceae and proposal to reclassify members of the genus Olsenella. Int J Syst Evol Microbiol 2021; 71:4819. 🇫🇷

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.19484Copy to clipboardLink copied to clipboard

Record number: 19484