Name: Methanothermococcus Whitman 2002

Category: Genus

Proposed as: gen. nov.

Etymology: Me.tha.no.ther.mo.coc’cus. N.L. neut. n. methanum, methane; from French masc. n. méthyle; from Chem. neut. suff. -ane; N.L. pref. methano-, pertaining to methane (in compound words); Gr. masc. adj. thermos, hot; N.L. masc. n. coccus, coccus; from Gr. masc. n. kokkos, grain, seed; N.L. masc. n. Methanothermococcus, a coccus producing methane at thermophilic growth temperatures

Gender, pronunciation: masculine (stem: Methanothermococc-), me-t^ha-no-t^her-mo-KOK-kus

Type species: Methanothermococcus thermolithotrophicus (Huber et al. 1984) Whitman 2002

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Whitman WB. Genus II. Methanothermococcus gen. nov. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 1 (The Archaea and the Deeply Branching and Phototrophic Bacteria), Springer, New York, 2001, p. 241-242.

IJSEM list: Anonymous. Validation list no. 85. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2002; 52:685-690.

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 Methanococcus Kluyver and van Niel 1936 (Approved Lists 1980). Publication: Huber H, Thomm M, König H, Thies G, Stetter KO. Methanococcus thermolithotrophicus, a novel thermophilic lithotrophic methanogen. Arch. Microbiol. 1982; 132:47-50.
  • 🖹 Minimal standards for the description of new taxa in this group were published in 2023. Publication: Prakash O, Dodsworth JA, Dong X, Ferry JG, L'Haridon S, Imachi H, Kamagata Y, Rhee SK, Sagar I, Shcherbakova V, et al. Proposed minimal standards for description of methanogenic archaea. Int J Syst Evol Microbiol 2023; 73:5500.
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 2; JCM: 2; OCM: 1; ATCC: 1.

Subdivision:

Number of child taxa with a validly published and correct name: 2
Number of child taxa with a validly published name, including synonyms: 2
Total number of child taxa: 2

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Methanothermococcus okinawensis Takai et al. 2002	validly published under the ICNP	correct name
    Methanothermococcus thermolithotrophicus (Huber et al. 1984) Whitman 2002	validly published under the ICNP	correct name

Parent taxon: Methanococcaceae Balch and Wolfe 1981

Assigned by: Whitman WB. Genus II. Methanothermococcus gen. nov. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, second edition, vol. 1 (The Archaea and the deeply branching and phototrophic Bacteria), Springer-Verlag, New York, 2001, p. 241-242.

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Record number: 517083