Name: Thiomicrospira thermophila Takai et al. 2004

Category: Species

Proposed as: sp. nov.

Etymology: ther.mo’phi.la. Gr. fem. adj. thermê, heat; N.L. adj. philus -a -um, friend, loving; from Gr. adj. philos -ê -on, loving; N.L. fem. adj. thermophila, heat-loving

Pronunciation (Latin), gender: … t^her-MO-p^hi-la, feminine

Type strain: DSM 16397; I78; JCM 12397

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB166731 Analyse FASTA

Valid publication: Takai K, Hirayama H, Nakagawa T, Suzuki Y, Nealson KH, Horikoshi K. Thiomicrospira thermophila sp. nov., a novel microaerobic, thermotolerant, sulfur-oxidizing chemolithomixotroph isolated from a deep-sea hydrothermal fumarole in the TOTO caldera, Mariana Arc, Western Pacific. Int J Syst Evol Microbiol 2004; 54:2325-2333. 🇯🇵

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 54, part 6 of the IJSEM. Int J Syst Evol Microbiol 2005; 55:551-554.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Hydrogenovibrio thermophilus (Takai et al. 2004) Boden et al. 2017

Risk group: 1

• Synonyms:

  • Name	Kind
    Hydrogenovibrio thermophilus (Takai et al. 2004) Boden et al. 2017	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Thiomicrospira thermophila 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 Thiomicrospira.
  • 😷 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 3 times in PubMed until 2025-06-04.

Parent taxon: Thiomicrospira Kuenen and Veldkamp 1972 (Approved Lists 1980)

Assigned by: Takai K, Hirayama H, Nakagawa T, Suzuki Y, Nealson KH, Horikoshi K. Thiomicrospira thermophila sp. nov., a novel microaerobic, thermotolerant, sulfur-oxidizing chemolithomixotroph isolated from a deep-sea hydrothermal fumarole in the TOTO caldera, Mariana Arc, Western Pacific. Int J Syst Evol Microbiol 2004; 54:2325-2333. 🇯🇵

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Record number: 782756