Name: Caloranaerobacter azorensis Wery et al. 2001

Category: Species

Proposed as: sp. nov.

Etymology: a.zo.ren’sis. N.L. masc. adj. azorensis, pertaining to the Azores

Pronunciation, gender: a-zo-REN-sis, masculine

Type strain: CNCM I-2543; DSM 13643; MV1087

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ272422 Analyse FASTA

Valid publication: Wery N, Moricet JM, Cueff V, Jean J, Pignet P, Lesongeur F, Cambon-Bonavita MA, Barbier G. Caloranaerobacter azorensis gen. nov., sp. nov., an anaerobic thermophilic bacterium isolated from a deep-sea hydrothermal vent. Int J Syst Evol Microbiol 2001; 51:1789-1796.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 51, part 5 of the IJSEM. Int J Syst Evol Microbiol 2001; 51:1947-1948.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Caloranaerobacter Wery et al. 2001. Publication: Wery N, Moricet JM, Cueff V, Jean J, Pignet P, Lesongeur F, Cambon-Bonavita MA, Barbier G. Caloranaerobacter azorensis gen. nov., sp. nov., an anaerobic thermophilic bacterium isolated from a deep-sea hydrothermal vent. Int J Syst Evol Microbiol 2001; 51:1789-1796.
  • 😷 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 7 times in PubMed until 2025-06-04.
  • 🧍 CNCM is solely set up to deal with deposits on a confidential basis (i.e. patent deposits under the Budapest Treaty). Strain CNCM I-2543 is probably a patent deposit. Publication: Euzeby JP. List of Bacterial Names with Standing in Nomenclature: a folder available on the Internet. Int J Syst Bacteriol 1997; 47:590-592.
  • 🧍 May not be validly published. CNCM is said to be a pure patent collection. Publication: Oren A, Arahal DR, Goker M, Moore ERB, Rossello-Mora R, Sutcliffe IC. International Code of Nomenclature of Prokaryotes. Prokaryotic Code (2022 Revision). Int J Syst Evol Microbiol 2023; 73:5585.
  • 🧍 Complete authorship reads: Wery, Cambon-Bonavita and Barbier 2001 in Wery, Moricet, Cueff, Jean, Pignet, Lesongeur, Cambon-Bonavita and Barbier 2001.

Parent taxon: Caloranaerobacter Wery et al. 2001

Assigned by: Wery N, Moricet JM, Cueff V, Jean J, Pignet P, Lesongeur F, Cambon-Bonavita MA, Barbier G. Caloranaerobacter azorensis gen. nov., sp. nov., an anaerobic thermophilic bacterium isolated from a deep-sea hydrothermal vent. Int J Syst Evol Microbiol 2001; 51:1789-1796.

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Record number: 774364