Name: Halothermothrix orenii Cayol et al. 1994

Category: Species

Proposed as: sp. nov.

Etymology: o.re’ni.i. N.L. gen. masc. n. orenii, of Oren, named after Aharon Oren who has made important contributions to the knowledge of halophilic anaerobic bacteria

Pronunciation (Latin), gender: ha-lo-T^HER-mo-t^hrix o-RE-ni-i, feminine

Type strain: DSM 9562; H 168; OCM 544

Conduct genome-based taxonomy at

16S rRNA gene: L22016 Analyse FASTA

Valid publication: Cayol JL, Ollivier B, Patel BK, Prensier G, Guezennec J, Garcia JL. Isolation and characterization of Halothermothrix orenii gen. nov., sp. nov., a halophilic, thermophilic, fermentative, strictly anaerobic bacterium. Int J Syst Bacteriol 1994; 44:534-540. 🇫🇷

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 44, part 3 of the IJSB. Int J Syst Bacteriol 1994; 44:853.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Halothermothrix Cayol et al. 1994. Publication: Cayol JL, Ollivier B, Patel BK, Prensier G, Guezennec J, Garcia JL. Isolation and characterization of Halothermothrix orenii gen. nov., sp. nov., a halophilic, thermophilic, fermentative, strictly anaerobic bacterium. Int J Syst Bacteriol 1994; 44:534-540. 🇫🇷
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2026-08-13. 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 41 times in PubMed until 2026-06-11.

Parent taxon: Halothermothrix Cayol et al. 1994

Assigned by: Cayol JL, Ollivier B, Patel BK, Prensier G, Guezennec J, Garcia JL. Isolation and characterization of Halothermothrix orenii gen. nov., sp. nov., a halophilic, thermophilic, fermentative, strictly anaerobic bacterium. Int J Syst Bacteriol 1994; 44:534-540. 🇫🇷

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.776824Copy to clipboardLink copied to clipboard

Record number: 776824

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  • Version	Date	JSON
    1	2026-03-31