Name: "Comamonas" Davis and Park 1962

Category: Genus

Proposed as: gen. nov.

Etymology: Co.ma’mo.nas. L. fem. n. coma, the hair of the head, hair; L. fem. n. monas, a unit, monad; N.L. fem. n. Comamonas, cell with a polar tuft of flagella [probably better: Comimonas]

Gender, pronunciation (Latin): feminine (stem: Comamonad-), ko-MA-mo-nas

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Original publication: Davis GH, Park RW. A taxonomic study of certain bacteria currently classified as Vibrio species. J Gen Microbiol 1962; 27:101-119.

Nomenclatural status: not validly published

Taxonomic status: synonym (and no standing)

Correct name: Comamonas (ex Davis and Park 1962) De Vos et al. 1985

Risk group: 2

• Synonyms:

  • Name	Kind
    "Comamonas" Miyamoto et al. 1961	homotypic synonym, not validly published
    Comamonas (ex Davis and Park 1962) De Vos et al. 1985	homotypic synonym, validly published under the ICNP

• Notes:
  • 🧕 Cavalier-Smith (1981) assigned this genus to the subkingdom "Eubacteria" Cavalier-Smith 1981. Publication: Cavalier-Smith T. Eukaryote kingdoms: seven or nine? Biosystems 1981; 14:461-481.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Chmomonas"; "Comamenas"; "Comamon"; "Commamonas"; "Commonas"; "Comomonas"; "Cornamonas"; "Cornarnonas"; "Yomumonas".
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Hugh R, Sakazaki R. International Committee on Systematic Bacteriology. Subcommittee on the taxonomy of Vibrios. Minutes of the closed meeting, 3 September 1974, Tokyo, Japan. Int J Syst Bacteriol 1975; 25:389-391.
  • 🎰 The BRCs most frequently used for deposits in this group are: CCUG: 5; NBRC: 4; IFO: 4; LMG: 4; NRRL: 4; JCM: 3; NCTC: 3; NCIMB: 2; KEMC: 2; CIP: 2.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — 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.
  • 🤦 This taxon lacks a discernible description (protologue).

Subdivision:

Number of child taxa with a validly published and correct name: 0
Number of child taxa with a validly published name, including synonyms: 0
Total number of child taxa: 7

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Comamonas acidivorans" Willems et al. 1989	not validly published	preferred name
    "Comamonas avium" Gilroy et al. 2021	not validly published	synonym
    "Comamonas brasiliensis" Frederico et al. 2025	not validly published	preferred name
    "Comamonas faecalis" Kim and Lee 2014	not validly published	preferred name
    "Comamonas flocculans" Kim et al. 2020	not validly published	preferred name
    "Comamonas percolans" (Mudd and Warren 1923) ex Davis and Park 1962	not validly published	synonym
    "Comamonas terrigena" (Günther 1894) Hugh 1962	not validly published	synonym

Parent taxon: Comamonadaceae Willems et al. 1991

Assigned by: LPSN automated production system. The following publication is only one of the sources consulted. It may or may not mention this taxon name. — Willems A, De Ley J, Gillis M, Kersters K. Comamonadaceae, a new family encompassing the acidovorans rRNA complex, including Variovorax paradoxus gen. nov., comb. nov., for Alcaligenes paradoxus (Davis 1969). Int. J. Syst. Bacteriol. 1991; 41:445-450. 🇧🇪

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Record number: 15348