Name: Methanosarcinales Boone et al. 2002

Category: Order

Proposed as: ord. nov.

Etymology: N.L. fem. n. Methanosarcina, type genus of the order; L. fem. pl. n. suff. -ales, ending to denote an order; N.L. fem. pl. n. Methanosarcinales, the Methanosarcina order

Gender: feminine

Type genus: Methanosarcina Kluyver and van Niel 1936 (Approved Lists 1980)

Effective publication: Boone DR, Whitman WB, Koga Y. Order III. Methanosarcinales ord. 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. 268-294.

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

• Synonyms:

  • Name	Kind
    Methanotrichales Akinyemi et al. 2021	heterotypic synonym, validly published under the ICNP

• Notes:
  • 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 Halomebacteria 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.
  • This taxon name is occasionally misprinted in some sources as: "Methanoarcinales"; "Methanosarcianales"; "Methanosarciniales".
  • The e-mail address of the corresponding author given in the effective publication is not functional any more.
  • The phylogenomic assignment score of this taxon is -0.00513 (N = 3).
  • The BRCs most frequently used for deposits in this group are: DSM: 60; ATCC: 26; JCM: 20; NBRC: 14; VKM: 7; CGMCC: 4; BCRC: 3; KCTC: 1; MCCC: 1.
  • In Validation List no. 85, the page numbers of the effective publication are cited as "pp. 268-294". Publication: 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.

Subdivision:

Number of child taxa with a validly published and correct name: 2
Number of child taxa with a validly published name, including synonyms: 3
Total number of child taxa: 4

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Methanosaetaceae Boone et al. 2002	validly published under the ICNP, illegitimate name	in need of a replacement
    Methanosarcinaceae Balch and Wolfe 1981	validly published under the ICNP	correct name
    [Methanosarcinales, not assigned to family]	artificial parent node of taxa incertae sedis
    Methermicoccaceae Cheng et al. 2007	validly published under the ICNP	correct name

Parent taxon: "Methanomicrobia" Garrity et al. 2003

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: 5057