Name: Methanococcus infernus Jeanthon et al. 1998

Category: Species

Proposed as: sp. nov.

Etymology: in.fer’nus. L. masc. adj. infernus, referring to the place of isolation, deep-sea hydro thermal vents

Gender: masculine

Type strain: DSM 11812; JCM 15783; ME

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AF025822 Analyse FASTA

Valid publication: Jeanthon C, L'Haridon S, Reysenbach AL, Vernet M, Messner P, Sleytr UB, Prieur D. Methanococcus infernus sp. nov., a novel hyperthermophilic lithotrophic methanogen isolated from a deep-sea hydrothermal vent. Int J Syst Bacteriol 1998; 48:913-919.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 48, part 3 of the IJSB. Int J Syst Bacteriol 1998; 48:1085-1087.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Methanocaldococcus infernus (Jeanthon et al. 1998) Whitman 2002

Risk group: 1

• Synonyms:

  • Name	Kind
    Methanocaldococcus infernus (Jeanthon et al. 1998) Whitman 2002	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Methanococcus infernus 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 Germany has been imported on 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 1 time in PubMed until 2024-03-28.

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

Assigned by: Jeanthon C, L'Haridon S, Reysenbach AL, Vernet M, Messner P, Sleytr UB, Prieur D. Methanococcus infernus sp. nov., a novel hyperthermophilic lithotrophic methanogen isolated from a deep-sea hydrothermal vent. Int J Syst Bacteriol 1998; 48:913-919.

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Record number: 777851