Name: Methanomicrobiales Balch and Wolfe 1981

Category: Order

Proposed as: ord. nov.

Etymology: Me.tha.no.mi.cro.bi.a’les. N.L. neut. n. Methanomicrobium, type genus of the order; L. fem. pl. n. suff. -ales, ending to denote an order; N.L. fem. pl. n. Methanomicrobiales, the Methanomicrobium order

Pronunciation, gender: me-t^ha-no-mi-kro-bi-A-les, feminine

Type genus: Methanomicrobium Balch and Wolfe 1981

Effective publication: Balch WE, Fox GE, Magrum LJ, Woese CR, Wolfe RS. Methanogens: reevaluation of a unique biological group. Microbiol Rev 1979; 43:260-296.

IJSEM list: Anonymous. Validation list no. 6. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1981; 31:215-218.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Notes:
  • 🥇 Nomenclatural type of the class "Methanomicrobia" Garrity et al. 2003. Publication: Garrity GM, Bell JA, Lilburn TG. Taxonomic Outline of the Procaryotes. Bergey's Manual of Systematic Bacteriology, Second Edition, Release 4.0. Springer-Verlag, New York, 2003. 🇺🇸
  • 🥇 Nomenclatural type of the class "Methanomicrobia" Brenner et al. 2005. Publication: Brenner DJ, Krieg NR, Staley JT, Garrity GM. Bergey’s Manual® of Systematic Bacteriology. Springer US, Boston, MA, 2005. 🇺🇸
  • 🧕 Boone et al. (2001) assigned this order to the class Methanococci Boone 2002. Publication: Boone DR. Class II. Methanococci class. 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. 235-236. 🇺🇸
  • 🧕 Cavalier-Smith (2002) assigned this order to the class Methanothermea Cavalier-Smith 2002. Publication: Cavalier-Smith T. The neomuran origin of archaebacteria, the negibacterial root of the universal tree and bacterial megaclassification. Int J Syst Evol Microbiol 2002; 52:7-76. 🇬🇧
  • 🧕 Woese et al. (1990) assigned this order to the kingdom "Euryarchaeota" Woese et al. 1990. Publication: Woese CR, Kandler O, Wheelis ML. Towards a natural system of organisms: proposal for the domains Archaea, Bacteria, and Eucarya. Proc Natl Acad Sci U S A 1990; 87:4576-4579.
  • 🧒 Balch et al. (1979) assigned the genus Methanomicrobium Balch and Wolfe 1981 to this order. Publication: Balch WE, Fox GE, Magrum LJ, Woese CR, Wolfe RS. Methanogens: reevaluation of a unique biological group. Microbiol Rev 1979; 43:260-296.
  • 🧒 Boone et al. (2001) assigned the genus Methanocalculus Ollivier et al. 1998 to this order. Publication: Garrity GM, Holt JG. The Road Map to the Manual. 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. 119-166. 🇺🇸
  • 🧒 Wildgruber et al. (1982) assigned the family Methanoplanaceae Wildgruber et al. 1984 to this order. Publication: Wildgruber G, Thomm M, Stetter KO. In G. Wildgruber, M. Thomm, H. Konig, K. Ober, T. Ricchiuto, and K. O. Stetter. Methanoplanus limicola, a plate-shaped methanogen representing a novel family, the Methanoplanaceae. Arch. Microbiol. 1982; 132:31-36.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Mdhanomicrobiales"; "Metharlomicrobiales"; "Metharwmicrobiales"; "Mrthanomicrobiales".
  • ✏ The authority of the taxon name (Balch and Wolfe) deliberately differs from the authors of the publication (Balch et al.).
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 69; OCM: 32; ATCC: 28; NBRC: 21; JCM: 15; BCRC: 13; CGMCC: 3; VKM: 2; CCRC: 2; UNIQEM: 1.
  • 🧍 On the Validation List no. 6, in violation of Rules 15 and 21a, the nomenclatural type is given as Methanomicrobiaceae Balch and Wolfe 1981. Publication: Euzeby JP, Tindall BJ. Nomenclatural type of orders: corrections necessary according to Rules 15 and 21a of the Bacteriological Code (1990 Revision), and designation of appropriate nomenclatural types of classes and subclasses. Request for an opinion. Int J Syst Evol Microbiol 2001; 51:725-727. 🇩🇪

Subdivision:

Number of child taxa with a validly published and correct name: 5
Number of child taxa with a validly published name, including synonyms: 9
Total number of child taxa: 11

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Methanocalculaceae Zhilina et al. 2014	validly published under the ICNP	correct name
    Methanocorpusculaceae Zellner et al. 1989	validly published under the ICNP	correct name
    "Methanoculleaceae" Rinke et al. 2021	not validly published	synonym
    Methanoculleaceae Chuvochina et al. 2024	validly published under the ICNP	synonym
    Methanofollaceae Chuvochina et al. 2024	validly published under the ICNP	synonym
    Methanomicrobiaceae Balch and Wolfe 1981	validly published under the ICNP	correct name
    Methanoplanaceae Wildgruber et al. 1984	validly published under the ICNP	synonym
    Methanoregulaceae Sakai et al. 2012	validly published under the ICNP	correct name
    Methanosphaerulaceae Chuvochina et al. 2024	validly published under the ICNP	synonym
    "Methanosphaerulaceae" Rinke et al. 2021	not validly published	synonym
    Methanospirillaceae Boone et al. 2002	validly published under the ICNP	correct name

Parent taxon: "Methanomicrobia" Brenner et al. 2005

Assigned by: Sakai S, Imachi H, Hanada S, Ohashi A, Harada H, Kamagata Y. Methanocella paludicola gen. nov., sp. nov., a methane-producing archaeon, the first isolate of the lineage 'Rice Cluster I', and proposal of the new archaeal order Methanocellales ord. nov. Int J Syst Evol Microbiol 2008; 58:929-936. 🇯🇵

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Record number: 5031