Name: "Candidatus Promethearchaeum syntrophicum" corrig. Imachi et al. 2020

Category: Species

Proposed as: Candidatus

Etymology: syn.tro’phi.cum. Gr. prep. syn, in company with, together with; Gr. masc./fem. adj. trophos, feeder, rearer, one who feeds; N.L. neut. adj. syntrophicum, syntrophic

Gender: neuter

Type strain: JCM 39240; MK-D1

Conduct genome-based taxonomy at

16S rRNA gene: CP042905 Analyse FASTA

Original publication: Imachi H, Nobu MK, Nakahara N, Morono Y, Ogawara M, Takaki Y, Takano Y, Uematsu K, Ikuta T, Ito M, et al. Isolation of an archaeon at the prokaryote-eukaryote interface. Nature 2020; 577:519-525.

IJSEM list: Oren A, Garrity GM. Candidatus list no. 3. Lists of names of prokaryotic Candidatus taxa. Int J Syst Evol Microbiol 2022; 72:5186.

Nomenclatural status: not validly published

Taxonomic status: synonym (and no standing)

Correct name: Promethearchaeum syntrophicum Imachi et al. 2024

• Synonyms:

  • Name	Kind
    "Candidatus Prometheoarchaeum syntrophicum" Imachi et al. 2020	other spelling of name, inaccurate spelling
    Promethearchaeum syntrophicum Imachi et al. 2024	homotypic synonym, validly published under the ICNP

• Notes:
  • 🥇 Nomenclatural type of the genus "Candidatus Promethearchaeum" corrig. Imachi et al. 2020. Publication: Imachi H, Nobu MK, Nakahara N, Morono Y, Ogawara M, Takaki Y, Takano Y, Uematsu K, Ikuta T, Ito M, et al. Isolation of an archaeon at the prokaryote-eukaryote interface. Nature 2020; 577:519-525.
  • 🧍 See also Imachi et al. (2022). Publication: Imachi H, Nobu MK, Miyazaki M, Tasumi E, Saito Y, Sakai S, Ogawara M, Ohashi A, Takai K. Cultivation of previously uncultured microorganisms with a continuous-flow down-flow hanging sponge (DHS) bioreactor, using a syntrophic archaeon culture obtained from deep marine sediment as a case study. Nat Protoc 2022; 17:2784-2814.

Parent taxon: "Candidatus Promethearchaeum" corrig. Imachi et al. 2020

Assigned by: Imachi H, Nobu MK, Nakahara N, Morono Y, Ogawara M, Takaki Y, Takano Y, Uematsu K, Ikuta T, Ito M, et al. Isolation of an archaeon at the prokaryote-eukaryote interface. Nature 2020; 577:519-525.

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Record number: 28589