Genus Brachymonas

Name: Brachymonas Hiraishi et al. 1995

Category, proposed as: genus, gen. nov.

Etymology: Bra.chy’mo.nas. Gr. masc. adj. brachys, short; L. fem. n. monas, a monad, unit; N.L. fem. n. Brachymonas, a small short unit

Gender, pronunciation (Latin): feminine (stem: Brachymonad-), bra-K^HY-mo-nas

Type species: Brachymonas denitrificans Hiraishi et al. 1995

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Hiraishi A, Shin YK, Sugiyama J. Brachymonas denitrificans gen. nov., sp. nov., an aerobic chemoorganotrophic bacterium which contains rhodoquinones, and evolutionary relationships of rhodoquinone producers to bacterial species with various quinone classes. J. Gen. Appl. Microbiol. 1995; 41:99-117. 🇯🇵

IJSEM list: Anonymous. Validation list no. 55. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1995; 45:879-880.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    Allobrachymonas Deshmukh and Oren 2026	homotypic synonym, validly published under the ICNP, illegitimate name

• Emendations:
  • Halpern et al. 2009 Halpern M, Shaked T, Schumann P. Brachymonas chironomi sp. nov., isolated from a chironomid egg mass, and emended description of the genus Brachymonas. Int J Syst Evol Microbiol 2009; 59:3025-3029. 🇮🇱 Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 59, part 12 of the IJSEM. Int J Syst Evol Microbiol 2010; 60:473-474.
    Notes:
    • ⊕ Emendation accompanied by the proposal of 1 new species in the genus.

• Notes:
  • 🚋 The type species of this genus has alternatively been placed in the genus Allobrachymonas Deshmukh and Oren 2026. Publication: Deshmukh UB, Oren A. Proposal of Allobrachymonas gen. nov. and three new combinations as replacement names for the illegitimate prokaryotic genus name Brachymonas, proposal of Allobosea gen. nov. and 12 new combinations as replacement names for the illegitimate prokaryotic genus name Bosea and proposal of Alloboseaceae fam. nov. as a replacement name for the illegitimate family name Boseaceae. Int J Syst Evol Microbiol 2026; 76:7072. 🇮🇱
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Brachymonos".
  • 🧬 The phylogenomic assignment score of this taxon is 0.03848 (N = 7).
  • 🎰 The BRCs most frequently used for deposits in this group are: LMG: 2; DSM: 2; JCM: 2; CCUG: 1; MCCC: 1; GDMCC: 1; KCTC: 1.

Subdivision:

Number of child taxa with a validly published and correct name: 3
Number of child taxa with a validly published name, including synonyms: 3
Total number of child taxa: 5

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Brachymonas chironomi Halpern et al. 2009	validly published under the ICNP	correct name
    Brachymonas denitrificans Hiraishi et al. 1995	validly published under the ICNP	correct name
    "Brachymonas moutaii" Liu et al. 2026	not validly published	preferred name
    "Brachymonas petroleovorans" Rouviere and Chen 2003	not validly published	preferred name
    Brachymonas wangyanguii Gao et al. 2025	validly published under the ICNP	correct name

Parent taxon: Comamonadaceae Willems et al. 1991

Assigned by: Hiraishi A, Shin YK, Sugiyama J. Brachymonas denitrificans gen. nov., sp. nov., an aerobic chemoorganotrophic bacterium which contains rhodoquinones, and evolutionary relationships of rhodoquinone producers to bacterial species with various quinone classes. J. Gen. Appl. Microbiol. 1995; 41:99-117. 🇯🇵

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Record number: 515262