Article · Wikipedia archive · Last revised Jul 23, 2026

Altarchaeum

"Candidatus Altarchaeum" is a monotypic genus of ultra-small archaea. It contains the sole species "Ca. Altarchaeum hamiconexum". It is in the monotypic family "Altarchaeaceae", monotypic order "Altarchaeales" and monotypic phylum "Altarchaeota".

Last revised
Jul 23, 2026
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≈ 2 min
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Wikipedia ↗
"Candidatus Altarchaeum"
Scientific classification Edit this classification
Domain: Archaea
Kingdom: Nanobdellati
Phylum: "Altarchaeota"
corrig. Seitz et al., 20161
Order: "Altarchaeales"
corrig. Probst et al., 2014
Family: "Altarchaeaceae"
corrig. Probst et al., 2014
Genus:
"Ca. Altarchaeum"

corrig. Probst et al., 2014
Species:
"Ca. Altarchaeum hamiconexum"
Binomial name
"Ca. Altarchaeum hamiconexum"
corrig. Probst et al., 2014
Synonyms
  • "Altiarchaeota" Seitz et al., 201623
  • "Altarchaeia" Dong et al., 2022
  • "Altarchaeia" Rinke et al., 2021
  • "Altiarchaeia" Chuvochina et al., 2023
  • "Altiarchaeales" Probst et al., 2014
  • "Altiarchaeaceae" Probst et al., 2018

"Candidatus Altarchaeum" is a monotypic genus of ultra-small archaea. It contains the sole species "Ca. Altarchaeum hamiconexum". It is in the monotypic family "Altarchaeaceae", monotypic order "Altarchaeales" and monotypic phylum "Altarchaeota".4567

References

References

  1. Seitz, Kiley W; Lazar, Cassandre S; Hinrichs, Kai-Uwe; Teske, Andreas P; Baker, Brett J (2016-07-01). "Genomic reconstruction of a novel, deeply branched sediment archaeal phylum with pathways for acetogenesis and sulfur reduction". The ISME Journal. 10 (7): 1696–1705. doi:10.1038/ismej.2015.233. ISSN 1751-7362. PMC 4918440. PMID 26824177.
  2. Seitz, Kiley W; Lazar, Cassandre S; Hinrichs, Kai-Uwe; Teske, Andreas P; Baker, Brett J (2016-07-01). "Genomic reconstruction of a novel, deeply branched sediment archaeal phylum with pathways for acetogenesis and sulfur reduction". The ISME Journal. 10 (7): 1696–1705. doi:10.1038/ismej.2015.233. ISSN 1751-7362. PMC 4918440. PMID 26824177.
  3. Parte, A.C., Sardà Carbasse, J., Meier-Kolthoff, J.P., Reimer, L.C. and Göker, M. (2020). List of Prokaryotic names with Standing in Nomenclature (LPSN) moves to the DSMZ. International Journal of Systematic and Evolutionary Microbiology, 70, 5607-5612; DOI: 10.1099/ijsem.0.004332
  4. Oren, Aharon; Göker, Markus (2023). "Candidatus List. Lists of names of prokaryotic Candidatus phyla". International Journal of Systematic and Evolutionary Microbiology. 73 (5): 005821. doi:10.1099/ijsem.0.005821. ISSN 1466-5034.
  5. Oren, Aharon; Garrity, George M.; Parker, Charles T.; Chuvochina, Maria; Trujillo, Martha E. (2020). "Lists of names of prokaryotic Candidatus taxa". International Journal of Systematic and Evolutionary Microbiology. 70 (7): 3956–4042. doi:10.1099/ijsem.0.003789. ISSN 1466-5034.
  6. Probst, Alexander J.; Weinmaier, Thomas; Raymann, Kasie; Perras, Alexandra; Emerson, Joanne B.; Rattei, Thomas; Wanner, Gerhard; Klingl, Andreas; Berg, Ivan A.; Yoshinaga, Marcos; Viehweger, Bernhard; Hinrichs, Kai-Uwe; Thomas, Brian C.; Meck, Sandra; Auerbach, Anna K. (2014-11-26). "Biology of a widespread uncultivated archaeon that contributes to carbon fixation in the subsurface". Nature Communications. 5 (1): 5497. doi:10.1038/ncomms6497. ISSN 2041-1723.
  7. Parte, A.C., Sardà Carbasse, J., Meier-Kolthoff, J.P., Reimer, L.C. and Göker, M. (2020). List of Prokaryotic names with Standing in Nomenclature (LPSN) moves to the DSMZ. International Journal of Systematic and Evolutionary Microbiology, 70, 5607-5612; DOI: 10.1099/ijsem.0.004332