Name: Pseudodesulfovibrio hydrargyri Ranchou-Peyruse et al. 2018

Category: Species

Proposed as: sp. nov.

Etymology: hy.drar’gy.ri. L. gen. masc. n. hydrargyri, of mercury, referring to the strain’s capacity to methylate mercury

Pronunciation (Latin), gender: pse͡u-do-de-sul-fo-WI-bri-o hy-DRAR-gy-ri, masculine

Type strain: BerOc1; DSM 103834; JCM 31820

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: EU137840 Analyse FASTA

Valid publication: Ranchou-Peyruse M, Goni-Urriza M, Guignard M, Goas M, Ranchou-Peyruse A, Guyoneaud R. Pseudodesulfovibrio hydrargyri sp. nov., a mercury-methylating bacterium isolated from a brackish sediment. Int J Syst Evol Microbiol 2018; 68:1461-1466. 🇫🇷

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 68, part 5 of the IJSEM. Int J Syst Evol Microbiol 2018; 68:2413-2415.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 😩 Deposit incorrectly indicated in some sources as representing the type strain of this taxon: DSM 10384.
  • 🧬 The phylogenomic assignment score of this taxon is 0.26961 (N = 3).
  • 😷 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 7 times in PubMed until 2026-06-11.

Parent taxon: Pseudodesulfovibrio Cao et al. 2016

Assigned by: Ranchou-Peyruse M, Goni-Urriza M, Guignard M, Goas M, Ranchou-Peyruse A, Guyoneaud R. Pseudodesulfovibrio hydrargyri sp. nov., a mercury-methylating bacterium isolated from a brackish sediment. Int J Syst Evol Microbiol 2018; 68:1461-1466. 🇫🇷

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Record number: 796400