Name: Desulfuromonas acetexigens Finster et al. 1997

Category: Species

Proposed as: sp. nov.

Etymology: a.cet.ex’i.gens. L. neut. n. acetum, vinegar; N.L. neut. n. acidum aceticum, acetic acid; L. v. exigo, to demand; N.L. fem. part. adj. acetexigens, demanding acetate for growth

Pronunciation, gender: a-ket-EX-i-gens, feminine

Type strain: 2873; ATCC 51529; DSM 1397

Conduct genome-based taxonomy at

16S rRNA gene: U23140 Analyse FASTA

Effective publication: Finster K, Bak F, Pfennig N. Desulfuromonas acetexigens sp. nov., a dissimilatory sulfur-reducing eubacterium from anoxic freshwater sediments. Arch. Microbiol. 1994; 161:328-332.

IJSEM list: Anonymous. Validation list no. 61. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1997; 47:601-602.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Trichloromonas acetexigens (Finster et al. 1997) Waite et al. 2025

Risk group: 1

• Synonyms:

  • Name	Kind
    Trichloromonas acetexigens (Finster et al. 1997) Waite et al. 2025	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Desulfuromonas acetexigens 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 Desulfuromonas.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — 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 7 times in PubMed until 2025-06-04.
  • 🧍 According to Ludwig et al. (2021), this "species affiliates with Geothermobacter ehrlichii and may be reclassified". Publication: Ludwig W, Viver T, Westram R, Francisco Gago J, Bustos-Caparros E, Knittel K, Amann R, Rossello-Mora R. Release LTP_12_2020, featuring a new ARB alignment and improved 16S rRNA tree for prokaryotic type strains. Syst Appl Microbiol 2021; 44:126218.
  • 🧍 The wrong accession number, DSM 1379, cited in the effective publication, has been corrected by the Associate Editor, IJSB. Publication: Anonymous. Validation list no. 61. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1997; 47:601-602.

Parent taxon: Desulfuromonas Pfennig and Biebl 1977 (Approved Lists 1980)

Assigned by: Finster K, Bak F, Pfennig N. Desulfuromonas acetexigens sp. nov., a dissimilatory sulfur-reducing eubacterium from anoxic freshwater sediments. Arch. Microbiol. 1994; 161:328-332.

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Record number: 775730