Name: Caldalkalibacillus uzonensis Zhao et al. 2008

Category: Species

Proposed as: sp. nov.

Etymology: u.zo.nen’sis. N.L. masc. adj. uzonensis, pertaining to the isolation habitat of the type strain, the Uzon Caldera, east of Mt Uzon in Kamchatka, in Far East Russia

Pronunciation, gender: u-zo-NEN-sis, masculine

Type strain: ATCC BAA-1258; DSM 17740; JW/WZ-YB58

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: DQ221694 Analyse FASTA

Valid publication: Zhao W, Zhang CL, Romanek CS, Wiegel J. Description of Caldalkalibacillus uzonensis sp. nov. and emended description of the genus Caldalkalibacillus. Int J Syst Evol Microbiol 2008; 58:1106-1108.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 58, part 5 of the IJSEM. Int J Syst Evol Microbiol 2008; 58:1783-1784.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    "Thermalkalibacillus uzonensis" Zhao et al. 2006	homotypic synonym, not validly published

• Notes:
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 2 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1, note = "(spelled 'Caldalkalibacillus uzonenis' in TRBA)". — 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 1 time in PubMed until 2025-06-04.

Parent taxon: Caldalkalibacillus Xue et al. 2006

Assigned by: Zhao W, Zhang CL, Romanek CS, Wiegel J. Description of Caldalkalibacillus uzonensis sp. nov. and emended description of the genus Caldalkalibacillus. Int J Syst Evol Microbiol 2008; 58:1106-1108.

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Record number: 782478