Name: Methanosphaera stadtmanae corrig. Miller and Wolin 1985

Category: Species

Proposed as: sp. nov.

Etymology: stadt’ma.nae. N.L. gen. fem. n. stadtmanae, of Stadtman, named in honor of T.C. Stadtman for her important contributions to the microbiology and biochemistry of methanogenesis

Pronunciation, gender: STADT-ma-na͡e, feminine

Type strain: ATCC 43021; DSM 3091; JCM 11832; MCB-3; OCM 149

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: M59139 Analyse FASTA

Effective publication: Miller TL, Wolin MJ. Methanosphaera stadtmaniae gen. nov., sp. nov.: a species that forms methane by reducing methanol with hydrogen. Arch Microbiol 1985; 141:116-122.

IJSEM list: Anonymous. Validation list no. 19. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1985; 35:535.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Methanosphaera stadtmaniae Miller and Wolin 1985	other spelling of name, inaccurate spelling

• Notes:
  • 🥇 Nomenclatural type of the genus Methanosphaera Miller and Wolin 1985. Publication: Miller TL, Wolin MJ. Methanosphaera stadtmaniae gen. nov., sp. nov.: a species that forms methane by reducing methanol with hydrogen. Arch Microbiol 1985; 141:116-122.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — 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 86 times in PubMed until 2025-06-04.

Parent taxon: Methanosphaera Miller and Wolin 1985

Assigned by: Miller TL, Wolin MJ. Methanosphaera stadtmaniae gen. nov., sp. nov.: a species that forms methane by reducing methanol with hydrogen. Arch Microbiol 1985; 141:116-122.

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Record number: 777939