Name: "Candidatus Hadarchaeota" Chuvochina et al. 2019

Category: Phylum

Proposed as: Candidatus

Etymology: Had.ar.chae.o’ta. N.L. neut. n. Hadarchaeum, a Candidatus genus name; L. neut. pl. n. suff. -ota, ending to denote a phylum; N.L. neut. pl. n. Hadarchaeota, the Candidatus Hadarchaeum phylum

Pronunciation (Latin), gender: had-ar-k^ha͡e-O-ta, neuter

Type class: "Candidatus Hadarchaeia" Chuvochina et al. 2019

Effective 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. 🇦🇺

IJSEM list: Oren A, Göker M. Candidatus list no. 5. Lists of names of prokaryotic Candidatus taxa. Int J Syst Evol Microbiol 2023; 73:5821.

Nomenclatural status: not validly published

Nomenclatural pro-status: pro-validly published under the ICNP

Taxonomic status: pro-correct name

• Synonyms:

  • Name	Kind
    "Candidatus Hadarchaeota" Chuvochina et al. 2023	homotypic synonym, not pro-validly published

• Notes:
  • 🧕 Chuvochina et al. (2019) assigned this phylum to the domain "Archaea" Woese et al. 1990. 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. 🇦🇺
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Hadarachaeota".

Subdivision:

Number of child taxa with a validly published and correct name: 0
Number of child taxa with a validly published name, including synonyms: 0
Total number of child taxa: 2

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Candidatus Hadarchaeia" Chuvochina et al. 2023	not validly published	preferred name
    "Candidatus Hadarchaeia" Chuvochina et al. 2019	not validly published	synonym

Parent taxon: Methanobacteriati (Garrity and Holt 2023) Oren and Göker 2024

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. 🇩🇪

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.18740Copy to clipboardLink copied to clipboard

Record number: 18740