Name: Methanoeremita Zhou et al. 2024

Category: Genus

Proposed as: gen. nov.

Etymology: Me.tha.no.e.re.mi’ta. N.L. neut. n. methanum, methane; N.L. pref. methano-, pertaining to methane (in compound words); L. masc. n. eremita, a hermit; N.L. masc. n. Methanoeremita, a methane (-producing) hermit, indicating the habitat of the type species (subterraneous aquifer) and the cryptic discovery of the genus

Gender, pronunciation: masculine (stem: Methanoeremit-), me-t^ha-no-e-re-MI-ta

Type species: Methanoeremita antiquus (Mochimaru et al. 2016) Zhou et al. 2024

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Valid publication: Zhou YZ, Lai MC, You YT, Lai SJ, Wu SY, Hung CC, Ding JY, Shih CJ, Wu YC, Zhang WL, et al. Methanochimaera problematica gen. nov., sp. nov., a novel methanoarchaeon isolated from cold seep sediment and reclassification of Methanomicrobium antiquum as Methanoeremita antiquus gen. nov., comb. nov. Int J Syst Evol Microbiol 2024; 74:6593.

IJSEM list: Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 74, part 12 of the IJSEM. Int J Syst Evol Microbiol 2025; 75:6650.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Notes:
  • 🚋 The type species of this genus has alternatively been placed in the genus Methanomicrobium Balch and Wolfe 1981. Publication: Mochimaru H, Tamaki H, Katayama T, Imachi H, Sakata S, Kamagata Y. Methanomicrobium antiquum sp. nov., a hydrogenotrophic methanogen isolated from deep sedimentary aquifers in a natural gas field. Int J Syst Evol Microbiol 2016; 66:4873-4877.
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 1; NBRC: 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
    Methanoeremita antiquus (Mochimaru et al. 2016) Zhou et al. 2024	validly published under the ICNP	correct name

Parent taxon: Methanomicrobiaceae Balch and Wolfe 1981

Assigned by: Zhou YZ, Lai MC, You YT, Lai SJ, Wu SY, Hung CC, Ding JY, Shih CJ, Wu YC, Zhang WL, et al. Methanochimaera problematica gen. nov., sp. nov., a novel methanoarchaeon isolated from cold seep sediment and reclassification of Methanomicrobium antiquum as Methanoeremita antiquus gen. nov., comb. nov. Int J Syst Evol Microbiol 2024; 74:6593.

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Record number: 55600