Name: Thiothrix caldifontis Chernousova et al. 2009

Category: Species

Proposed as: sp. nov.

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

Gender: feminine

Type strain: DSM 21228; G1; VKM B-2520

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: EU642573 Analyse FASTA

Valid publication: Chernousova E, Gridneva E, Grabovich M, Dubinina G, Akimov V, Rossetti S, Kuever J. Thiothrix caldifontis sp. nov. and Thiothrix lacustris sp. nov., gammaproteobacteria isolated from sulfide springs. Int J Syst Evol Microbiol 2009; 59:3128-3135.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 59, part 12 of the IJSEM. Int J Syst Evol Microbiol 2010; 60:473-474.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 😷 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 4 times in PubMed until 2024-03-28.

Parent taxon: Thiothrix Winogradsky 1888 (Approved Lists 1980)

Assigned by: Chernousova E, Gridneva E, Grabovich M, Dubinina G, Akimov V, Rossetti S, Kuever J. Thiothrix caldifontis sp. nov. and Thiothrix lacustris sp. nov., gammaproteobacteria isolated from sulfide springs. Int J Syst Evol Microbiol 2009; 59:3128-3135.

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Record number: 788249