Name: Caloranaerobacter ferrireducens Zeng et al. 2015

Category: Species

Proposed as: sp. nov.

Etymology: fer.ri.re.du’cens. L. neut. n. ferrum, iron; L. pres. part. reducens, converting to a different state; N.L. masc. part. adj. ferrireducens, reducing iron (III)

Pronunciation (Latin), gender: ka-lor-an-a-e-ro-BAK-ter fer-ri-re-DU-kens, masculine

Type strain: DSM 27799; DY22619; JCM 19467; MCCC 1A06455

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: KC794016 Analyse FASTA

Valid publication: Zeng X, Zhang Z, Li X, Jebbar M, Alain K, Shao Z. Caloranaerobacter ferrireducens sp. nov., an anaerobic, thermophilic, iron (III)-reducing bacterium isolated from deep-sea hydrothermal sulfide deposits. Int J Syst Evol Microbiol 2015; 65:1714-1718. 🇨🇳

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 65, part 6 of the IJSEM. Int J Syst Evol Microbiol 2015; 65:2784-2785.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 😷 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 2 times in PubMed until 2026-06-11.

Parent taxon: Caloranaerobacter Wery et al. 2001

Assigned by: Zeng X, Zhang Z, Li X, Jebbar M, Alain K, Shao Z. Caloranaerobacter ferrireducens sp. nov., an anaerobic, thermophilic, iron (III)-reducing bacterium isolated from deep-sea hydrothermal sulfide deposits. Int J Syst Evol Microbiol 2015; 65:1714-1718. 🇨🇳

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Record number: 792900