Name: Desulfotomaculum auripigmentum Newman et al. 2000

Category: Species

Proposed as: sp. nov.

Etymology: au.ri.pig.men’tum. L. neut. n. aurum, gold; L. neut. n. pigmentum, colour, pigment; L. neut. n. auripigmentum, golden pigment, referring to the colour of precipitate (arsenosulfide, As2S3) which is formed after reduction of arsenate and sulfate

Pronunciation, gender: a͡u-ri-pig-MEN-tum, neuter

Type strain: ATCC 700205; DSM 13351; OREX-4

See detailed strain information at

16S rRNA gene: AJ493051 Analyse FASTA

Effective publication: Newman DK, Kennedy EK, Coates JD, Ahmann D, Ellis DJ, Lovley DR, Morel FM. Dissimilatory arsenate and sulfate reduction in Desulfotomaculum auripigmentum sp. nov. Arch Microbiol 1997; 168:380-388.

IJSEM list: Anonymous. Validation list no. 75. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2000; 50:1415-1417.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym (and not recommended for medical use)

Correct name: Desulfosporosinus auripigmenti corrig. (Newman et al. 2000) Stackebrandt et al. 2003

Risk group: 1

• Synonyms:

  • Name	Kind
    Desulfosporosinus auripigmentum (Newman et al. 2000) Stackebrandt et al. 2003	homotypic synonym, inaccurate spelling
    Desulfosporosinus auripigmenti corrig. (Newman et al. 2000) Stackebrandt et al. 2003	homotypic synonym, validly published under the ICNP

• Notes:
  • 📧 The e-mail address of the corresponding author given in the effective publication is not functional any more.
  • ❗ Desulfotomaculum auripigmentum is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Desulfotomaculum.
  • 😷 The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — 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 4 times in PubMed until 2025-06-04.
  • 🙅 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as a synonym of the name to be applied to this species. The name is on LoRN because of the recorded risk group of other species in the genus.

Parent taxon: Desulfotomaculum Campbell and Postgate 1965 (Approved Lists 1980)

Assigned by: Newman DK, Kennedy EK, Coates JD, Ahmann D, Ellis DJ, Lovley DR, Morel FM. Dissimilatory arsenate and sulfate reduction in Desulfotomaculum auripigmentum sp. nov. Arch Microbiol 1997; 168:380-388.

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Record number: 775628