Genus Thiofractor

Name: Thiofractor Makita et al. 2025

Category, proposed as: genus, gen. nov.

Etymology: Thi.o.frac’tor. Gr. neut. n. theîon, sulfur (keeps -o); L. masc. n. fractor, breaker; N.L. masc. n. Thiofractor, sulfur-breaker

Gender, pronunciation (Latin): masculine (stem: Thiofractor-), t^hi-o-FRAK-tor

Type species: Thiofractor thiocamini corrig. Makita et al. 2025

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Makita H, Nakagawa S, Miyazaki M, Nakamura K, Inagaki F, Takai K. Thiofractor thiocaminus gen. nov., sp. nov., a novel hydrogen-oxidizing, sulfur-reducing epsilonproteobacterium isolated from a deep-sea hydrothermal vent chimney in the Nikko Seamount field of the northern Mariana Arc. Arch Microbiol 2012; 194:785-794. 🇯🇵

IJSEM list: Oren A, Göker M. Validation list no. 222. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2025; 75:6640.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Notes:
  • 🧕 Makita et al. (2012) assigned this genus to the order Campylobacterales Garrity et al. 2006. Publication: Makita H, Nakagawa S, Miyazaki M, Nakamura K, Inagaki F, Takai K. Thiofractor thiocaminus gen. nov., sp. nov., a novel hydrogen-oxidizing, sulfur-reducing epsilonproteobacterium isolated from a deep-sea hydrothermal vent chimney in the Nikko Seamount field of the northern Mariana Arc. Arch Microbiol 2012; 194:785-794. 🇯🇵
  • 🎰 The BRCs most frequently used for deposits in this group are: NBRC: 2; JCM: 2; DSM: 2.

Subdivision:

Number of child taxa with a validly published and correct name: 1
Number of child taxa with a validly published name, including synonyms: 1
Total number of child taxa: 2

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Thiofractor thiocamini corrig. Makita et al. 2025	validly published under the ICNP	correct name
    Thiofractor thiocaminus Makita et al. 2025	inaccurate spelling	misspelling

Parent taxon: Campylobacteraceae Vandamme and De Ley 1991

Assigned by: Makita H, Nakagawa S, Miyazaki M, Nakamura K, Inagaki F, Takai K. Thiofractor thiocaminus gen. nov., sp. nov., a novel hydrogen-oxidizing, sulfur-reducing epsilonproteobacterium isolated from a deep-sea hydrothermal vent chimney in the Nikko Seamount field of the northern Mariana Arc. Arch Microbiol 2012; 194:785-794. 🇯🇵

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Record number: 64679