Name: Calditerrivibrio nitroreducens Iino et al. 2008

Category: Species

Proposed as: sp. nov.

Etymology: ni.tro.re.du’cens. Gr. neut. n. nitron, nitre, nitrate; L. pres. part. reducens, drawing backwards, bringing back to a state or condition; N.L. masc. part. adj. nitroreducens, nitrate-reducing

Pronunciation (Latin), gender: kal-di-ter-ri-WI-bri-o ni-tro-re-DU-kens, masculine

Type strain: DSM 19672; NBRC 101217; Yu37-1

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB364234 Analyse FASTA

Valid publication: Iino T, Nakagawa T, Mori K, Harayama S, Suzuki K. Calditerrivibrio nitroreducens gen. nov., sp. nov., a thermophilic, nitrate-reducing bacterium isolated from a terrestrial hot spring in Japan. Int J Syst Evol Microbiol 2008; 58:1675-1679. 🇯🇵

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 58, part 7 of the IJSEM. Int J Syst Evol Microbiol 2008; 58:2247-2248.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Calditerrivibrio Iino et al. 2008. Publication: Iino T, Nakagawa T, Mori K, Harayama S, Suzuki K. Calditerrivibrio nitroreducens gen. nov., sp. nov., a thermophilic, nitrate-reducing bacterium isolated from a terrestrial hot spring in Japan. Int J Syst Evol Microbiol 2008; 58:1675-1679. 🇯🇵
  • 😷 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 6 times in PubMed until 2026-06-11.
  • 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. Publication: Pitluck S, Sikorski J, Zeytun A, Lapidus A, Nolan M, Lucas S, Hammon N, Deshpande S, Cheng JF, Tapia R, et al. Complete genome sequence of Calditerrivibrio nitroreducens type strain (Yu37-1). Stand Genomic Sci 2011; 4:54-62. 🇩🇪

Parent taxon: Calditerrivibrio Iino et al. 2008

Assigned by: Iino T, Nakagawa T, Mori K, Harayama S, Suzuki K. Calditerrivibrio nitroreducens gen. nov., sp. nov., a thermophilic, nitrate-reducing bacterium isolated from a terrestrial hot spring in Japan. Int J Syst Evol Microbiol 2008; 58:1675-1679. 🇯🇵

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Record number: 787433