Name: Promethearchaeota Imachi et al. 2024

Category: Phylum

Proposed as: phyl. nov.

Etymology: Pro.me.the.ar.chae.o’ta. N.L. neut. n. Promethearchaeum, type genus of the phylum; L. neut. pl. n. suff. -ota, ending to denote a phylum; N.L. neut. pl. n. Promethearchaeota, the Promethearchaeum phylum

Pronunciation (Latin), gender: pro-me-t^he-ar-k^ha͡e-O-ta, neuter

Type genus: Promethearchaeum Imachi et al. 2024

Valid publication: Imachi H, Nobu MK, Kato S, Takaki Y, Miyazaki M, Miyata M, Ogawara M, Saito Y, Sakai S, Tahara YO, et al. Promethearchaeum syntrophicum gen. nov., sp. nov., an anaerobic, obligately syntrophic archaeon, the first isolate of the lineage 'Asgard' archaea, and proposal of the new archaeal phylum Promethearchaeota phyl. nov. and kingdom Promethearchaeati regn. nov. Int J Syst Evol Microbiol 2024; 74:6435. 🇯🇵

IJSEM list: Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 74, part 7 of the IJSEM. Int J Syst Evol Microbiol 2024; 74:6494.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    "Candidatus Lokiarchaeota" corrig. Spang et al. 2015	heterotypic synonym, pro-validly published under the ICNP
    "Candidatus Baldrarchaeota" Liu et al. 2021	heterotypic synonym, pro-validly published under the ICNP
    "Candidatus Lokiarchaeia" Spang et al. 2015	heterotypic synonym, inaccurate spelling
    "Candidatus Lokiarchaeia" Bulzu et al. 2019	heterotypic synonym, inaccurate spelling and not pro-validly published
    "Candidatus Hermodarchaeota" Liu et al. 2021	heterotypic synonym, pro-validly published under the ICNP
    "Candidatus Sifarchaeota" Farag et al. 2021	heterotypic synonym, pro-validly published under the ICNP
    "Candidatus Borrarchaeota" Liu et al. 2021	heterotypic synonym, pro-validly published under the ICNP
    "Candidatus Wukongarchaeota" Liu et al. 2021	heterotypic synonym, pro-validly published under the ICNP
    "Candidatus Njordarchaeota" Xie et al. 2022	heterotypic synonym, pro-validly published under the ICNP
    "Candidatus Odinarchaeota" Zaremba-Niedzwiedzka et al. 2017	heterotypic synonym, pro-validly published under the ICNP

• Notes:
  • 🧕 Imachi et al. (2024) assigned this phylum to the domain Archaea Woese et al. 2024. Publication: Imachi H, Nobu MK, Kato S, Takaki Y, Miyazaki M, Miyata M, Ogawara M, Saito Y, Sakai S, Tahara YO, et al. Promethearchaeum syntrophicum gen. nov., sp. nov., an anaerobic, obligately syntrophic archaeon, the first isolate of the lineage 'Asgard' archaea, and proposal of the new archaeal phylum Promethearchaeota phyl. nov. and kingdom Promethearchaeati regn. nov. Int J Syst Evol Microbiol 2024; 74:6435. 🇯🇵
  • 🧕 Imachi et al. (2024) assigned this phylum to the superphylum "Asgard" Zaremba-Niedzwiedzka et al. 2017. Publication: Imachi H, Nobu MK, Kato S, Takaki Y, Miyazaki M, Miyata M, Ogawara M, Saito Y, Sakai S, Tahara YO, et al. Promethearchaeum syntrophicum gen. nov., sp. nov., an anaerobic, obligately syntrophic archaeon, the first isolate of the lineage 'Asgard' archaea, and proposal of the new archaeal phylum Promethearchaeota phyl. nov. and kingdom Promethearchaeati regn. nov. Int J Syst Evol Microbiol 2024; 74:6435. 🇯🇵
  • 🧒 Imachi et al. (2024) assigned the class "Candidatus Lokiarchaeia" Rinke et al. 2021 to this phylum. Publication: Imachi H, Nobu MK, Kato S, Takaki Y, Miyazaki M, Miyata M, Ogawara M, Saito Y, Sakai S, Tahara YO, et al. Promethearchaeum syntrophicum gen. nov., sp. nov., an anaerobic, obligately syntrophic archaeon, the first isolate of the lineage 'Asgard' archaea, and proposal of the new archaeal phylum Promethearchaeota phyl. nov. and kingdom Promethearchaeati regn. nov. Int J Syst Evol Microbiol 2024; 74:6435. 🇯🇵
  • 🧒 Imachi et al. (2024) assigned the family Promethearchaeaceae Imachi et al. 2024 to this phylum. Publication: Imachi H, Nobu MK, Kato S, Takaki Y, Miyazaki M, Miyata M, Ogawara M, Saito Y, Sakai S, Tahara YO, et al. Promethearchaeum syntrophicum gen. nov., sp. nov., an anaerobic, obligately syntrophic archaeon, the first isolate of the lineage 'Asgard' archaea, and proposal of the new archaeal phylum Promethearchaeota phyl. nov. and kingdom Promethearchaeati regn. nov. Int J Syst Evol Microbiol 2024; 74:6435. 🇯🇵
  • 🧒 Imachi et al. (2024) assigned the genus Promethearchaeum Imachi et al. 2024 to this phylum. Publication: Imachi H, Nobu MK, Kato S, Takaki Y, Miyazaki M, Miyata M, Ogawara M, Saito Y, Sakai S, Tahara YO, et al. Promethearchaeum syntrophicum gen. nov., sp. nov., an anaerobic, obligately syntrophic archaeon, the first isolate of the lineage 'Asgard' archaea, and proposal of the new archaeal phylum Promethearchaeota phyl. nov. and kingdom Promethearchaeati regn. nov. Int J Syst Evol Microbiol 2024; 74:6435. 🇯🇵
  • 🎰 The BRCs most frequently used for deposits in this group are: JCM: 3.

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: 15

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Candidatus Asgardarchaeia" Tamarit et al. 2024	not validly published	preferred name
    "Candidatus Atabeyarchaeia" Valentin-Alvarado et al. 2024	not validly published	preferred name
    "Candidatus Baldrarchaeia" Liu et al. 2021	not validly published	pro-correct name
    "Candidatus Borrarchaeia" Liu et al. 2021	not validly published	pro-correct name
    "Candidatus Freyarchaeia" Valentin-Alvarado et al. 2024	not validly published	preferred name
    "Candidatus Heimdallarchaeia" Rinke et al. 2021	not validly published	preferred name
    "Candidatus Hermodarchaeia" Liu et al. 2021	not validly published	pro-correct name
    "Candidatus Jordarchaeia" Sun et al. 2021	not validly published	preferred name
    "Candidatus Lokiarchaeia" Rinke et al. 2021	not validly published	synonym
    "Candidatus Njordarchaeia" Xie et al. 2022	not validly published	preferred name
    "Candidatus Odinarchaeia" Tamarit et al. 2022	not validly published	preferred name
    "Candidatus Odinarchaeia" Vogel et al. 2021	not validly published	synonym
    Promethearchaeia Imachi et al. 2024	validly published under the ICNP	correct name
    "Candidatus Sifarchaeia" Sun et al. 2021	not validly published	preferred name
    "Candidatus Wukongarchaeia" Liu et al. 2021	not validly published	pro-correct name

Parent taxon: Promethearchaeati Imachi et al. 2024

Assigned by: Imachi H, Nobu MK, Kato S, Takaki Y, Miyazaki M, Miyata M, Ogawara M, Saito Y, Sakai S, Tahara YO, et al. Promethearchaeum syntrophicum gen. nov., sp. nov., an anaerobic, obligately syntrophic archaeon, the first isolate of the lineage 'Asgard' archaea, and proposal of the new archaeal phylum Promethearchaeota phyl. nov. and kingdom Promethearchaeati regn. nov. Int J Syst Evol Microbiol 2024; 74:6435. 🇯🇵

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.50623Copy to clipboardLink copied to clipboard

Record number: 50623

• Previous versions:

  • Version	Date	JSON
    1	2026-03-31