Name: "Candidatus Hydrothermaceae" Chuvochina et al. 2019

Category: Family

Proposed as: Candidatus

Etymology: Hy.dro.ther.ma’ce.ae. N.L. masc. n. Hydrothermus, a Candidatus genus name; L. fem. pl. n. suff. -aceae, ending to denote a family; N.L. fem. pl. n. Hydrothermaceae, the Candidatus Hydrothermus family

Pronunciation (Latin), gender: hy-dro-t^her-MA-ke-a͡e, feminine

Type genus: "Candidatus Hydrothermus" Chuvochina et al. 2019

Original publication: Chuvochina M, Rinke C, Parks DH, Rappe MS, Tyson GW, Yilmaz P, Whitman WB, Hugenholtz P. The importance of designating type material for uncultured taxa. Syst Appl Microbiol 2019; 42:15-21. 🇦🇺

Nomenclatural status: not validly published

Nomenclatural pro-status: not pro-validly published

Taxonomic status: synonym (and no pro-standing)

Correct name: Caldifarciminaceae Mori et al. 2026

• Synonyms:

  • Name	Kind
    Caldifarciminaceae Mori et al. 2026	heterotypic synonym, validly published under the ICNP
    "Candidatus Hydrothermaceae" Chuvochina et al. 2023	homotypic synonym, not pro-validly published

• Notes:
  • 🧕 Chuvochina et al. (2023) assigned this family to the order "Candidatus Hydrothermales" Chuvochina et al. 2019. Publication: Chuvochina M, Mussig AJ, Chaumeil PA, Skarshewski A, Rinke C, Parks DH, Hugenholtz P. Proposal of names for 329 higher rank taxa defined in the Genome Taxonomy Database under two prokaryotic codes. FEMS Microbiol Lett 2023; 0:0. 🇦🇺
  • 🧒 Chuvochina et al. (2019) assigned the genus "Candidatus Hydrothermus" Chuvochina et al. 2019 to this family. Publication: Chuvochina M, Rinke C, Parks DH, Rappe MS, Tyson GW, Yilmaz P, Whitman WB, Hugenholtz P. The importance of designating type material for uncultured taxa. Syst Appl Microbiol 2019; 42:15-21. 🇦🇺
  • 🧒 Chuvochina et al. (2023) assigned the genus "Candidatus Hydrothermus" Chuvochina et al. 2019 to this family. Publication: Chuvochina M, Mussig AJ, Chaumeil PA, Skarshewski A, Rinke C, Parks DH, Hugenholtz P. Proposal of names for 329 higher rank taxa defined in the Genome Taxonomy Database under two prokaryotic codes. FEMS Microbiol Lett 2023; 0:0. 🇦🇺
  • 🛺 The type genus of this family has been placed in the family Caldifarciminaceae Mori et al. 2026. Publication: Mori K, Hidaka K, Tamazawa S, Hosoyama A, Tamaki H, Kakegawa T, Hanada S. Caldifarcimen microaerophilum gen. nov., sp. nov., a facultatively anaerobic, thermophilic bacterium of a novel bacterial phylum, Caldifarciminota phyl. nov., formerly called candidate phylum WOR-3, description of Caldifarciminaceae fam. nov., Caldifarciminales ord. nov. and Caldifarciminia classis nov. Int J Syst Evol Microbiol 2026; 76:7229. 🇯🇵
  • 🚋 The type genus of this family has alternatively been placed in the family Caldifarciminaceae Mori et al. 2026. Publication: Mori K, Hidaka K, Tamazawa S, Hosoyama A, Tamaki H, Kakegawa T, Hanada S. Caldifarcimen microaerophilum gen. nov., sp. nov., a facultatively anaerobic, thermophilic bacterium of a novel bacterial phylum, Caldifarciminota phyl. nov., formerly called candidate phylum WOR-3, description of Caldifarciminaceae fam. nov., Caldifarciminales ord. nov. and Caldifarciminia classis nov. Int J Syst Evol Microbiol 2026; 76:7229. 🇯🇵
  • 🤦 This taxon lacks a discernible description (protologue).

Parent taxon: Caldifarciminales Mori et al. 2026

Assigned by: LPSN automated production system. The following publication is only one of the sources consulted. It may or may not mention this taxon name. — Mori K, Hidaka K, Tamazawa S, Hosoyama A, Tamaki H, Kakegawa T, Hanada S. Caldifarcimen microaerophilum gen. nov., sp. nov., a facultatively anaerobic, thermophilic bacterium of a novel bacterial phylum, Caldifarciminota phyl. nov., formerly called candidate phylum WOR-3, description of Caldifarciminaceae fam. nov., Caldifarciminales ord. nov. and Caldifarciminia classis nov. Int J Syst Evol Microbiol 2026; 76:7229. 🇯🇵

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.18454Copy to clipboardLink copied to clipboard

Record number: 18454

• Previous versions:

  • Version	Date	JSON
    1	2026-03-31