Name: Pseudothermotoga caldifontis (Mori et al. 2014) Belahbib et al. 2025

Category: Species

Proposed as: comb. nov.

Basonym: Thermotoga caldifontis Mori et al. 2014

Etymology: cal.di.fon’tis. L. masc. adj. caldus, hot; L. masc. n. fons (gen. fontis), a spring; N.L. gen. masc. n. caldifontis, of a hot spring, pertaining to the source of isolation of the type strain

Pronunciation (Latin), gender: … kal-di-FON-tis, feminine

Type strain: AZM44c09; DSM 23272; NBRC 106116

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AP014509 Analyse FASTA

Effective publication: Belahbib H, Summers ZM, Fardeau ML, Joseph M, Tamburini C, Dolla A, Ollivier B, Armougom F. Towards a congruent reclassification and nomenclature of the thermophilic species of the genus Pseudothermotoga within the order Thermotogales. Syst Appl Microbiol 2018; 41:555-563. 🇫🇷

IJSEM list: Oren A, Göker M. Validation list no. 226. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2025; 75:6910.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    Thermotoga caldifontis Mori et al. 2014	homotypic synonym, validly published under the ICNP

• Notes:
  • 🎓 Name mentioned 1 time in PubMed until 2025-12-16.

Parent taxon: Pseudothermotoga Bhandari and Gupta 2014

Assigned by: Belahbib H, Summers ZM, Fardeau ML, Joseph M, Tamburini C, Dolla A, Ollivier B, Armougom F. Towards a congruent reclassification and nomenclature of the thermophilic species of the genus Pseudothermotoga within the order Thermotogales. Syst Appl Microbiol 2018; 41:555-563. 🇫🇷

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Record number: 69483