Name: Cupriavidus metallidurans (Goris et al. 2001) Vandamme and Coenye 2004

Category: Species

Proposed as: comb. nov.

Basonym: Ralstonia metallidurans Goris et al. 2001

Etymology: me.tal.li.du’rans. L. neut. n. metallum, metal; L. pres. part. durans, enduring; N.L. masc. part. adj. metallidurans, enduring metal, from the fact that these strains are able to survive high heavy-metal concentrations

Pronunciation (Latin), gender: ku-pri-A-wi-dus me-tal-li-DU-rans, masculine

Type strain: ATCC 43123; CCUG 13724; CCUG 38400; CH 34; CIP 107179; DSM 2839; JCM 21315; LMG 1195; NBRC 102507

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: Y10824 Analyse FASTA

Valid publication: Vandamme P, Coenye T. Taxonomy of the genus Cupriavidus: a tale of lost and found. Int J Syst Evol Microbiol 2004; 54:2285-2289. 🇧🇪

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 54, part 6 of the IJSEM. Int J Syst Evol Microbiol 2005; 55:551-554.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 1

• Synonyms:

  • Name	Kind
    Ralstonia metallidurans Goris et al. 2001	homotypic synonym, validly published under the ICNP
    Wautersia metallidurans (Goris et al. 2001) Vaneechoutte et al. 2004	homotypic synonym, validly published under the ICNP

• Notes:
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — 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 235 times in PubMed until 2026-06-11.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded pathogenicity of the species itself.
  • 🧍 According to Bartlett et al. (2022), this species is a putative human pathogen. Publication: Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology (Reading) 2022; 168:0. 🇬🇧

Parent taxon: Cupriavidus Makkar and Casida 1987

Assigned by: Vandamme P, Coenye T. Taxonomy of the genus Cupriavidus: a tale of lost and found. Int J Syst Evol Microbiol 2004; 54:2285-2289. 🇧🇪

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Record number: 775317