Name: Massiliimicrobium corrig. Tall et al. 2026

Category: Genus

Proposed as: gen. nov.

Etymology: Mas.si.li.i.mi.cro’bi.um. L. fem. n. Massilia, the Roman name of Marseille (name used for a town and a genus); N.L. neut. n. microbium, microbe; N.L. neut. n. Massiliimicrobium, a microbe from Marseille

Gender, pronunciation (Latin): neuter (stem: Massiliimicrobi-), mas-si-li-i-mi-KRO-bi-um

Type species: Massiliimicrobium timonense corrig. Tall et al. 2026

16S rRNA gene: Analyse FASTA

Effective publication: Tall ML, Ndongo S, Ngom II, Delerce J, Khelaifia S, Raoult D, Fournier PE, Levasseur A. Massilimicrobiota timonensis gen. nov., sp. nov., a new bacterium isolated from the human gut microbiota. New Microbes New Infect 2019; 31:100574. 🇫🇷

IJSEM list: Oren A, Göker M. Validation list no. 228. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2026; 76:7052.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    Massilimicrobiota Tall et al. 2026	other spelling of name, inaccurate spelling
    "Massiliomicrobiota" Ndongo et al. 2016	homotypic synonym, not validly published

• Notes:
  • 🚋 The type species of this genus has alternatively been placed in the genus "Massiliomicrobiota" Ndongo et al. 2016. Publication: Ndongo S, Khelaifia S, Fournier PE, Raoult D. "Massiliomicrobiota timonensis," a new bacterial species isolated from the human gut. New Microbes New Infect 2016; 13:25-26. 🇫🇷
  • 🚋 The type species of this genus has alternatively been placed in the genus Massilimicrobiota Tall et al. 2026. Publication: Tall ML, Ndongo S, Ngom II, Delerce J, Khelaifia S, Raoult D, Fournier PE, Levasseur A. Massilimicrobiota timonensis gen. nov., sp. nov., a new bacterium isolated from the human gut microbiota. New Microbes New Infect 2019; 31:100574. 🇫🇷
  • 🎰 The BRCs most frequently used for deposits in this group are: CSUR: 1; DSM: 1.

Subdivision:

Number of child taxa with a validly published and correct name: 1
Number of child taxa with a validly published name, including synonyms: 1
Total number of child taxa: 1

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Massiliimicrobium timonense corrig. Tall et al. 2026	validly published under the ICNP	correct name

Parent taxon: Coprobacillaceae Verbarg et al. 2020

Assigned by: Freese HM, Meier-Kolthoff JP, Sarda Carbasse J, Afolayan AO, Goker M. TYGS and LPSN in 2025: a Global Core Biodata Resource for genome-based classification and nomenclature of prokaryotes within DSMZ Digital Diversity. Nucleic Acids Res 2025; 0:0. 🇩🇪

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Record number: 72413