Name: Desulfotruncus Watanabe et al. 2021

Category: Genus

Proposed as: gen. nov.

Etymology: De.sul.fo.trun’cus. L. prep. de, from; L. neut. n. sulfur, sulfur (S); L. masc. n. truncus, stick; N.L. masc. n. Desulfotruncus, sulfate-reducing stick

Gender, pronunciation (Latin): masculine (stem: Desulfotrunc-), de-sul-fo-TRUN-kus

Type species: Desulfotruncus arcticus (Vandieken et al. 2006) Watanabe et al. 2021

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Watanabe M, Fukui M, Kuever J. Desulfotruncus gen. nov. In: Anonymous NN (eds), Bergey's Manual of Systematics of Archaea and Bacteria., John Wiley & Sons, New York, 2020, p. 1-5. 🇯🇵

IJSEM list: Oren A, Garrity GM. Validation list no. 197. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2021; 71:1-6.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Notes:
  • 🧕 Watanabe et al. (2020) assigned this genus to the family Desulfallantaceae corrig. Watanabe et al. 2021. Publication: Watanabe M, Fukui M, Kuever J. Desulfallaceae fam. nov. In: Anonymous NN (eds), Bergey's Manual of Systematics of Archaea and Bacteria., John Wiley & Sons, New York, 2020, p. 1-3. 🇯🇵
  • 🚋 The type species of this genus has alternatively been placed in the genus Desulfallas Watanabe et al. 2018. Publication: Watanabe M, Kojima H, Fukui M. Review of Desulfotomaculum species and proposal of the genera Desulfallas gen. nov., Desulfofundulus gen. nov., Desulfofarcimen gen. nov. and Desulfohalotomaculum gen. nov. Int J Syst Evol Microbiol 2018; 68:2891-2899. 🇯🇵
  • 🚋 The type species of this genus has alternatively been placed in the genus Desulfotomaculum Campbell and Postgate 1965 (Approved Lists 1980). Publication: Vandieken V, Knoblauch C, Jorgensen BB. Desulfotomaculum arcticum sp. nov., a novel spore-forming, moderately thermophilic, sulfate-reducing bacterium isolated from a permanently cold fjord sediment of Svalbard. Int J Syst Evol Microbiol 2006; 56:687-690. 🇩🇪
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Watanabe et al. (2020). Editors in search of reviewers are advised to consider additional criteria such as whether a taxon is covered by one of the ICSP subcommittees.
  • 🧬 The phylogenomic assignment score of this taxon is -0.06582 (N = 14).
  • 🎰 The BRCs most frequently used for deposits in this group are: JCM: 2; DSM: 2.

Subdivision:

Number of child taxa with a validly published and correct name: 2
Number of child taxa with a validly published name, including synonyms: 2
Total number of child taxa: 2

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Desulfotruncus alcoholivorax (Kaksonen et al. 2008) Watanabe et al. 2021	validly published under the ICNP	correct name
    Desulfotruncus arcticus (Vandieken et al. 2006) Watanabe et al. 2021	validly published under the ICNP	correct name

Parent taxon: Peptococcaceae Rogosa 1971 (Approved Lists 1980)

Assigned by: Freese HM, Meier-Kolthoff JP, Sarda Carbasse J, Afolayan AO, Goker M. TYGS and LPSN in 2025: a Global Core Biodata Resource for genome-based classification and nomenclature of prokaryotes within DSMZ Digital Diversity. Nucleic Acids Res 2026; 54:D884-D891. 🇩🇪

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Record number: 17694