Name: Methanobacterium thermoautotrophicum Zeikus and Wolfe 1972 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Pronunciation (Latin), gender: … t^her-mo-a͡u-to-TRO-p^hi-kum, neuter

Type strain: delta-H; DSM 3720; JCM 10044; NBRC 100330; OCM 143; VKM B-1908; ΔH

Conduct genome-based taxonomy at

16S rRNA gene: X68720 Analyse FASTA

Effective publication: Zeikus JG, Wolfe RS. Methanobacterium thermoautotrophicus sp. n., an anaerobic, autotrophic, extreme thermophile. J Bacteriol 1972; 109:707-715.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: inaccurate spelling

Taxonomic status: misspelling

Correct name: Methanobacterium thermautotrophicum corrig. Zeikus and Wolfe 1972 (Approved Lists 1980)

Risk group: 1

• Synonyms:

  • Name	Kind
    Methanobacterium thermoautotrophicus Zeikus and Wolfe 1972 (Approved Lists 1980)	homotypic synonym, inaccurate spelling
    Methanobacterium thermoalcaliphilum Blotevogel et al. 1988	heterotypic synonym, inaccurate spelling
    Methanobacterium thermalcaliphilum corrig. Blotevogel et al. 1988	heterotypic synonym, validly published under the ICNP
    Methanothermobacter thermautotrophicus corrig. (Zeikus and Wolfe 1972) Wasserfallen et al. 2000	homotypic synonym, validly published under the ICNP
    Methanobacterium thermautotrophicum corrig. Zeikus and Wolfe 1972 (Approved Lists 1980)	corrected spelling of name, validly published under the ICNP
    Methanobacterium thermoformicicum Zhilina and Ilarionov 1986	heterotypic synonym, validly published under the ICNP

• Notes:
  • ⏰ According to Kotelnikova et al. (1993), this species is an earlier heterotypic synonym of Methanobacterium thermalcaliphilum corrig. Blotevogel et al. 1988. Publication: Kotelnikova SV, Obraztsova AY, Blotevogel KH, Popov IN. Taxonomic analysis of thermophilic strains of the genus Methanobacterium: reclassification of Methanobacterium thermoalcaliphilum as a synonym of Methanobacterium thermoautotrophicum. Int. J. Syst. Bacteriol. 1993; 43:591-596. 🇩🇪
  • ⏰ According to Kotelnikova et al. (1993), this species is an earlier heterotypic synonym of Methanobacterium thermoalcaliphilum Blotevogel et al. 1988. Publication: Kotelnikova SV, Obraztsova AY, Blotevogel KH, Popov IN. Taxonomic analysis of thermophilic strains of the genus Methanobacterium: reclassification of Methanobacterium thermoalcaliphilum as a synonym of Methanobacterium thermoautotrophicum. Int. J. Syst. Bacteriol. 1993; 43:591-596. 🇩🇪
  • ⏰ According to Touzel et al. (1992), this species is an earlier heterotypic synonym of Methanobacterium thermoformicicum Zhilina and Ilarionov 1986. Publication: Touzel JP, Conway de Macario E, Nolling J, De Vos WM, Zhilina T, Lysenko AM. DNA relatedness among some thermophilic members of the genus Methanobacterium: emendation of the species Methanobacterium thermoautotrophicum and rejection of Methanobacterium thermoformicicum as a synonym of Methanobacterium thermoautotrophicum. Int J Syst Bacteriol 1992; 42:408-411. 🇫🇷
  • 😷 The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1. — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
  • 🎓 Name mentioned 598 times in PubMed until 2025-06-04.

Parent taxon: Methanobacterium Kluyver and van Niel 1936 (Approved Lists 1980)

Assigned by: Zeikus JG, Wolfe RS. Methanobacterium thermoautotrophicus sp. n., an anaerobic, autotrophic, extreme thermophile. J Bacteriol 1972; 109:707-715.

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Record number: 777809