Name: Hyphomicrobium nitrativorans Martineau et al. 2013

Category: Species

Proposed as: sp. nov.

Etymology: ni.tra.ti’vo.rans. N.L. masc. n. nitras (gen. nitratis), nitrate; L. pres. part. vorans, devouring, consuming; N.L. neut. part. adj. nitrativorans, nitrate-consuming

Pronunciation, gender: ni-tra-TI-wo-rans, neuter

Type strain: ATCC BAA-2476; LMG 27277; NL23

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: JX131369 Analyse FASTA

Valid publication: Martineau C, Villeneuve C, Mauffrey F, Villemur R. Hyphomicrobium nitrativorans sp. nov., isolated from the biofilm of a methanol-fed denitrification system treating seawater at the Montreal Biodome. Int J Syst Evol Microbiol 2013; 63:3777-3781.

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 63, part 10 of the IJSEM. Int J Syst Evol Microbiol 2014; 64:6-7.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 😷 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 10 times in PubMed until 2025-06-04.
  • 🧍 The phylogenetic position of this species was determined in a genome-scale analysis by Hördt et al. (2020). Publication: Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468.

Parent taxon: Hyphomicrobium Stutzer and Hartleb 1899 (Approved Lists 1980)

Assigned by: Martineau C, Villeneuve C, Mauffrey F, Villemur R. Hyphomicrobium nitrativorans sp. nov., isolated from the biofilm of a methanol-fed denitrification system treating seawater at the Montreal Biodome. Int J Syst Evol Microbiol 2013; 63:3777-3781.

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Record number: 791180