Name: Methanogenium Romesser et al. 1981

Category: Genus

Proposed as: gen. nov.

Etymology: Me.tha.no.ge’ni.um. 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); N.L. neut. n. suff. -genium, producing; from L. v. geno, to produce; N.L. neut. n. Methanogenium, methane-producing

Gender, pronunciation: neuter (stem: Methanogeni-), me-t^ha-no-GE-ni-um

Type species: Methanogenium cariaci Romesser et al. 1981

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Romesser JA, Wolfe RS, Mayer F, Spiess E, Walther-Mauruschat A. Methanogenium, a new genus of marine methanogenic bacteria, and characterization of Methanogenium cariaci sp. nov. and Methanogenium marisnigri sp. nov. Arch. Mikrobiol. 1979; 121:147-153.

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

• Emendations:
  • Maestrojuán et al. 1990 Maestrojuán GM, Boone DR, Xun L, Mah RA, Zhang L. Transfer of Methanogenium bourgense, Methanogenium marisnigri, Methanogenium olentangyi, and Methanogenium thermophilicum to the genus Methanoculleus gen. nov., emendation of Methanoculleus marisnigri and Methanogenium and description of new strains of Methanoculleus bourgense and Methanoculleus marisnigri. Int. J. Syst. Bacteriol. 1990; 40:117-122.
    Notes:
    • ⊖ Emendation accompanied by the removal of 4 species from the genus.
  • Spring et al. 2005 Spring S, Schumann P, Sproer C. Methanogenium frittonii Harris et al. 1996 is a later synonym of Methanoculleus thermophilus (Rivard and Smith 1982) Maestrojuan et al. 1990. Int J Syst Evol Microbiol 2005; 55:1097-1099. Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 55, part 3 of the IJSEM. Int J Syst Evol Microbiol 2005; 55:1747-1749.

• Notes:
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Hethanogenium"; "Mefhanogenium"; "Melhanogenium"; "Melhanogmium"; "Methanogcnium"; "Methanogenfum"; "Methanogenicum"; "Methanogeniurn"; "Methanogeniurri"; "Methanogenzum"; "Methanogepium"; "Methanogerium"; "Methanogmium"; "Methanugeniurn"; "Metharwgenium"; "Methunogenium".
  • 🖹 Minimal standards for the description of new taxa in this group were published in 1988. Publication: Boone DR, Whitman WB. Proposal of Minimal Standards for Describing New Taxa of Methanogenic Bacteria. International Journal of Systematic Bacteriology 1988; 38:212-219.
  • 🖹 Minimal standards for the description of new taxa in this group were published in 1988. Publication: D.r. Boone WBW. Proposal of Minimal Standards for Describing New Taxa of Methanogenic Bacteria. Int. J. Syst. Evol. Microbiol. 1988; 38:212-219.
  • 🖹 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.
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Chong et al. (2002). Editors in search of reviewers are advised to consider additional criteria such as whether a taxon is covered by one of the ICSP subcommittees.
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 14; OCM: 10; ATCC: 8; JCM: 1.
  • 🧍 Pittman et al. (1991) suggested the abbreviation "MEGN" for this genus name but this does not appear to be of practical relevance any longer. Publication: Pittman KF, Walczak CA, Lock CM. Codes and abbreviations for approved of effectively published names of genera of bacteria published from January 1980 to December 1990. Int J Syst Bacteriol 1991; 41:571-579.

Subdivision:

Number of child taxa with a validly published and correct name: 4
Number of child taxa with a validly published name, including synonyms: 12
Total number of child taxa: 14

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Methanogenium aggregans Ollivier et al. 1985	validly published under the ICNP	synonym
    "Methanogenium boonei" Kendall et al. 2007	not validly published	preferred name
    Methanogenium bourgense Ollivier et al. 1986	validly published under the ICNP	synonym
    Methanogenium cariaci Romesser et al. 1981	validly published under the ICNP	correct name
    Methanogenium frigidum Franzmann et al. 1997	validly published under the ICNP	correct name
    Methanogenium frittonii Harris et al. 1996	validly published under the ICNP	synonym
    Methanogenium liminatans Zellner et al. 1990	validly published under the ICNP	synonym
    Methanogenium marinum Chong et al. 2003	validly published under the ICNP	correct name
    Methanogenium marisnigri Romesser et al. 1981	validly published under the ICNP	synonym
    Methanogenium olentangyi Corder et al. 1988	validly published under the ICNP	synonym
    Methanogenium organophilum Widdel et al. 1989	validly published under the ICNP	correct name
    Methanogenium tatii Zabel et al. 1986	inaccurate spelling	misspelling
    Methanogenium tationis corrig. Zabel et al. 1986	validly published under the ICNP	synonym
    Methanogenium thermophilicum Rivard and Smith 1982	validly published under the ICNP	synonym

Parent taxon: Methanomicrobiaceae Balch and Wolfe 1981

Assigned by: Boone DR, Whitman WB, Koga Y. Family I. Methanomicrobiaceae Barker 1956, 15AL emend. Balch and Wolfe in Balch, Fox, Magrum, Woese and Wolfe 1979, 268. 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. 247.

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Record number: 517071