Name: Desulfotomaculum tongense Cha et al. 2014

Category: Species

Proposed as: sp. nov.

Etymology: tong.en’se. N.L. neut. adj. tongense, of or belonging to Tonga

Pronunciation, gender: ton͡g-EN-se, neuter

Type strain: DSM 29799; JCM 18733; KCTC 4534; TGB60-1

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: JX183068 Analyse FASTA

Effective publication: Cha IT, Roh SW, Kim SJ, Hong HJ, Lee HW, Lim WT, Rhee SK. Desulfotomaculum tongense sp. nov., a moderately thermophilic sulfate-reducing bacterium isolated from a hydrothermal vent sediment collected from the Tofua Arc in the Tonga Trench. Antonie Van Leeuwenhoek 2013; 104:1185-1192. 🇰🇷

IJSEM list: Oren A, Garrity GM. Validation list no. 156. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2014; 64:693-696.

Nomenclatural status: validly published under the ICNP

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

Correct name: Desulforadius tongensis (Cha et al. 2014) Watanabe et al. 2021

Risk group: 1

• Synonyms:

  • Name	Kind
    Desulfohalotomaculum tongense (Cha et al. 2014) Watanabe et al. 2018	homotypic synonym, validly published under the ICNP
    Desulforadius tongensis (Cha et al. 2014) Watanabe et al. 2021	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Desulfotomaculum tongense 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 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 1 time 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: Cha IT, Roh SW, Kim SJ, Hong HJ, Lee HW, Lim WT, Rhee SK. Desulfotomaculum tongense sp. nov., a moderately thermophilic sulfate-reducing bacterium isolated from a hydrothermal vent sediment collected from the Tofua Arc in the Tonga Trench. Antonie Van Leeuwenhoek 2013; 104:1185-1192. 🇰🇷

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Record number: 791578