Species Calderobacterium hydrogenophilum

Name: Calderobacterium hydrogenophilum Kryukov et al. 1984

Category, proposed as: species, sp. nov.

Etymology: hy.dro.ge.no’phi.lum. N.L. neut. n. hydrogenum, hydrogen (that which produces water, so called because it forms water when exposed to oxygen); from Gr. neut. n. hydôr, water; from Gr. ind. v. gennaô, to produce; N.L. neut. adj. suff. -philum, friend, loving; from Gr. neut. adj. philon, friend; N.L. neut. adj. hydrogenophilum, hydrogen loving

Pronunciation (Latin), gender: kal-de-ro-bak-TE-ri-um hy-dro-ge-NO-p^hi-lum, neuter

Type strain: DSM 2913; INMI Z-829; JCM 8158; Z-829

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: Z30242 Analyse FASTA

Effective publication: Kryukov VR, Savelyeva ND, Pusheva MA. Calderobacterium hydrogenophilum nov. gen., nov. sp., an extreme thermophilic hydrogen bacterium, and its hydrogenase activity. Mikrobiologiya 1983; 52:781-788.

IJSEM list: Anonymous. Validation list no. 14. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1984; 34:270-271.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Hydrogenobacter hydrogenophilus (Kryukov et al. 1984) Stöhr et al. 2001

Risk group: 1

• Synonyms:

  • Name	Kind
    Hydrogenobacter hydrogenophilus (Kryukov et al. 1984) Stöhr et al. 2001	homotypic synonym, validly published under the ICNP

• Notes:
  • 🥇 Nomenclatural type of the genus Calderobacterium Kryukov et al. 1984. Publication: Kryukov VR, Savelyeva ND, Pusheva MA. Calderobacterium hydrogenophilum nov. gen., nov. sp., an extreme thermophilic hydrogen bacterium, and its hydrogenase activity. Mikrobiologiya 1983; 52:781-788.
  • ❗ Calderobacterium hydrogenophilum 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 Calderobacterium.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — 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 2026-08-13. 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 7 times in PubMed until 2026-06-11.

Parent taxon: Calderobacterium Kryukov et al. 1984

Assigned by: Kryukov VR, Savelyeva ND, Pusheva MA. Calderobacterium hydrogenophilum nov. gen., nov. sp., an extreme thermophilic hydrogen bacterium, and its hydrogenase activity. Mikrobiologiya 1983; 52:781-788.

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Record number: 774340