Name: "Deferrivibrio metallireducens" Galès et al. 2025

Category: Species

Proposed as: sp. nov.

Etymology: me.tal.li.re.du’cens. L. neut. n. metallum, metal; L. pres. part. reducens, leading back, bringing back, and, in chemistry, converting to a different oxidation state; N.L. masc. part. adj. metallireducens, reducing metal

Pronunciation, gender: me-tal-li-re-DU-kens, masculine

Nomenclatural type: DSM 27501; JCM 39088; V6Fe1

Conduct genome-based taxonomy at

Original publication: Gales G, Hennart M, Hannoun M, Postec A, Erauso G. Metabolic versatility and nitrate reduction pathways of a new thermophilic bacterium of the Deferrivibrionaceae: Deferrivibrio metallireducens sp. nov isolated from hot sediments of Vulcano Island, Italy. PLoS One 2025; 20:e0315093.

Nomenclatural status: not validly published

Taxonomic status: preferred name (not correct name)

Parent taxon: Deferrivibrio Zavarzina et al. 2023

Assigned by: Gales G, Hennart M, Hannoun M, Postec A, Erauso G. Metabolic versatility and nitrate reduction pathways of a new thermophilic bacterium of the Deferrivibrionaceae: Deferrivibrio metallireducens sp. nov isolated from hot sediments of Vulcano Island, Italy. PLoS One 2025; 20:e0315093.

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Record number: 62546