Name: Methanococcus frisius Blotevogel et al. 1986

Category: Species

Proposed as: sp. nov.

Etymology: fri’si.us. N.L. masc. adj. frisius, pertaining to Frisia, a region of the Germany

Gender: masculine

Type strain: ATCC 43340; C16; DSM 3318; OCM 98

Conduct genome-based taxonomy at

16S rRNA gene: AY196685 Analyse FASTA

Effective publication: Blotevogel KH, Fischer U, Lüpkes KH. Methanococcus frisius sp. nov., a new methylotrophic marine methanogen. Can. J. Microbiol. 1986; 32:127-131.

IJSEM list: Anonymous. Validation list no. 22. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1986; 36:573-576.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Methanosarcina mazei corrig. (Barker 1936) Mah and Kuhn 1984

Risk group: 1

• Synonyms:

  • Name	Kind
    Methanosarcina frisia (Blotevogel et al. 1986) Blotevogel and Fischer 1989	homotypic synonym, validly published under the ICNP
    Methanosarcina mazei corrig. (Barker 1936) Mah and Kuhn 1984	heterotypic synonym, validly published under the ICNP
    Methanococcus mazei Barker 1936 (Approved Lists 1980)	heterotypic synonym, validly published under the ICNP
    Methanosarcina mazeii (Barker 1936) Mah and Kuhn 1984	heterotypic synonym, inaccurate spelling

• Notes:
  • ⏲ According to Maestrojuan et al. (1992), this species is a later heterotypic synonym of Methanosarcina mazeii (Barker 1936) Mah and Kuhn 1984. Publication: Maestrojuán GM, Boone JE, Mah RA, Menaia JAGF, Sachs MS, Boone DR. Taxonomy and halotolerance of mesophilic Methanosarcina strains, assignment of strains to species, and synonymy of Methanosarcina mazei and Methanosarcina frisia. Int. J. Syst. Bacteriol. 1992; 42:561-567.
  • ⏲ According to Maestrojuan et al. (1992), this species is a later heterotypic synonym of Methanococcus mazei Barker 1936 (Approved Lists 1980). Publication: Maestrojuán GM, Boone JE, Mah RA, Menaia JAGF, Sachs MS, Boone DR. Taxonomy and halotolerance of mesophilic Methanosarcina strains, assignment of strains to species, and synonymy of Methanosarcina mazei and Methanosarcina frisia. Int. J. Syst. Bacteriol. 1992; 42:561-567.
  • ⏲ According to Maestrojuan et al. (1992), this species is a later heterotypic synonym of Methanosarcina mazei corrig. (Barker 1936) Mah and Kuhn 1984. Publication: Maestrojuán GM, Boone JE, Mah RA, Menaia JAGF, Sachs MS, Boone DR. Taxonomy and halotolerance of mesophilic Methanosarcina strains, assignment of strains to species, and synonymy of Methanosarcina mazei and Methanosarcina frisia. Int. J. Syst. Bacteriol. 1992; 42:561-567.
  • ❗ Methanococcus frisius is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Methanococcus.
  • 😷 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 0 times in PubMed until 2024-03-27.

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

Assigned by: Blotevogel KH, Fischer U, Lüpkes KH. Methanococcus frisius sp. nov., a new methylotrophic marine methanogen. Can. J. Microbiol. 1986; 32:127-131.

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Record number: 777848