Name: Vulcanibacillus modesticaldus L'Haridon et al. 2006

Category: Species

Proposed as: sp. nov.

Etymology: mo.des.ti.cal’dus. L. masc. adj. modestus, moderate; L. masc. adj. caldus, warm, hot; N.L. masc. adj. modesticaldus, moderately hot

Pronunciation (Latin), gender: … mo-des-ti-KAL-dus, masculine

Type strain: BR; DSM 14931; JCM 12998

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AM050346 Analyse FASTA

Valid publication: L'Haridon S, Miroshnichenko ML, Kostrikina NA, Tindall BJ, Spring S, Schumann P, Stackebrandt E, Bonch-Osmolovskaya EA, Jeanthon C. Vulcanibacillus modesticaldus gen. nov., sp. nov., a strictly anaerobic, nitrate-reducing bacterium from deep-sea hydrothermal vents. Int J Syst Evol Microbiol 2006; 56:1047-1053. 🇫🇷

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 56, part 5 of the IJSEM. Int J Syst Evol Microbiol 2006; 56:1719-1720.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 2

• Notes:
  • 🥇 Nomenclatural type of the genus Vulcanibacillus L'Haridon et al. 2006. Publication: L'Haridon S, Miroshnichenko ML, Kostrikina NA, Tindall BJ, Spring S, Schumann P, Stackebrandt E, Bonch-Osmolovskaya EA, Jeanthon C. Vulcanibacillus modesticaldus gen. nov., sp. nov., a strictly anaerobic, nitrate-reducing bacterium from deep-sea hydrothermal vents. Int J Syst Evol Microbiol 2006; 56:1047-1053. 🇫🇷
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, 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. — 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 2 times in PubMed until 2025-06-04.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of the species itself.

Parent taxon: Vulcanibacillus L'Haridon et al. 2006

Assigned by: L'Haridon S, Miroshnichenko ML, Kostrikina NA, Tindall BJ, Spring S, Schumann P, Stackebrandt E, Bonch-Osmolovskaya EA, Jeanthon C. Vulcanibacillus modesticaldus gen. nov., sp. nov., a strictly anaerobic, nitrate-reducing bacterium from deep-sea hydrothermal vents. Int J Syst Evol Microbiol 2006; 56:1047-1053. 🇫🇷

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Record number: 783067