Name: Phytobacter massiliensis (Lagier et al. 2014) Ma et al. 2021

Category: Species

Proposed as: comb. nov.

Basonym: Enterobacter massiliensis Lagier et al. 2014

Etymology: mas.si.li.en’sis. L. masc. adj. massiliensis, of Massilia, the Latin name of Marseille

Pronunciation, gender: mas-si-li-EN-sis, masculine

Type strain: CSUR P161; DSM 26120; JC163

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: JN657217 Analyse FASTA

Effective publication: Ma Y, Yao R, Li Y, Wu X, Li S, An Q. Proposal for Unification of the Genus Metakosakonia and the Genus Phytobacter to a Single Genus Phytobacter and Reclassification of Metakosakonia massiliensis as Phytobacter massiliensis comb. nov. Curr Microbiol 2020; 77:1945-1954.

IJSEM list: Oren A, Garrity GM. Validation list no. 198. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2021; 71:4688.

Nomenclatural status: validly published under the ICNP

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

• Synonyms:

  • Name	Kind
    Metakosakonia massiliensis (Lagier et al. 2014) Alnajar and Gupta 2017	homotypic synonym, validly published under the ICNP
    Enterobacter massiliensis Lagier et al. 2014	homotypic synonym, validly published under the ICNP

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.03742 (N = 25).
  • 🎓 Name mentioned 1 time in PubMed until 2025-06-04.
  • 🫡 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 risk group of the genus. This name is not taxonomically suspended any more in favour of Enterobacter massiliensis Lagier et al. 2014. Publication: Lagier JC, El Karkouri K, Mishra AK, Robert C, Raoult D, Fournier PE. Non contiguous-finished genome sequence and description of Enterobacter massiliensis sp. nov. Stand Genomic Sci 2013; 7:399-412. Oren A, Garrity GM. Validation list no. 155. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2014; 64:1-5.

Parent taxon: Phytobacter Zhang et al. 2017

Assigned by: Ma Y, Yao R, Li Y, Wu X, Li S, An Q. Proposal for Unification of the Genus Metakosakonia and the Genus Phytobacter to a Single Genus Phytobacter and Reclassification of Metakosakonia massiliensis as Phytobacter massiliensis comb. nov. Curr Microbiol 2020; 77:1945-1954.

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Record number: 19002