Thermoproteota corrig. Garrity and Holt 2021 Crenarchaeota (sic) Garrity and Holt 2021 Thermoproteota corrig. Garrity and Holt 2021 Thermoproteus Zillig et al. 1982 Universal Root Woese et al. 1990 Archaea Woese et al. 1990 Crenarchaeota (sic) Garrity and Holt 2021 Thermoproteota corrig. Garrity and Holt 2021 Archaea Woese et al. 1990 Euryarchaeota (sic) Garrity and Holt 2001 Methanobacteriota corrig. Garrity and Holt 2001 Thaumarchaeota (sic) Brochier-Armanet et al. 2021 Nitrososphaerota corrig. Brochier-Armanet et al. 2021 Korarchaeota Barns et al. 1996 Parvarchaeota Baker et al. 2010 Aigarchaeota Beam et al. 2016 Nanoarchaeota Huber et al. 2002 Aenigmarchaeota Rinke et al. 2013 Diapherotrites Rinke et al. 2013 Lokiarchaeota Spang et al. 2015 Bathyarchaeota Evans et al. 2015 Verstraetearchaeota Vanwonterghem et al. 2016 Incertae sedis 549 Golyshina et al. 2017 Huberarchaea Probst et al. 2018 Incertae sedis 586 Borrel et al. 2019 Hydrothermarchaeota Chuvochina et al. 2019 Hadarchaeota Chuvochina et al. 2019 Nanohaloarchaeota Narasingarao et al. 2012 Thermoplasmatota Rinke et al. 2019 Undinarchaeota Dombrowski et al. 2020 Micrarchaeota Baker and Dick 2013 Thermoprotei Reysenbach 2002 Incertae sedis 47 None 2015 Reysenbach A.L. Garrity G.M. Boone D.R. Castenholz R.W. Class I. Thermoprotei class. nov. 2001 1 2 169 Bergey's Manual of Systematic Bacteriology Springer New York de la Torre J.R. Walker C.B. Ingalls A.E. Könneke M. Stahl D.A. Cultivation of a thermophilic ammonia oxidizing archaeon synthesizing crenarchaeol 2008 10 3 810 818 Environmental Microbiology Environ Microbiol 1462-2912 1462-2920 10.1111/j.1462-2920.2007.01506.x 18205821 Woese C.R. Kandler O. Wheelis M.L. Towards a natural system of organisms: proposal for the domains Archaea, Bacteria, and Eucarya 1990 87 12 4576 4579 Proceedings of the National Academy of Sciences of the United States of America Proc Natl Acad Sci U S A 0027-8424 1091-6490 10.1073/pnas.87.12.4576 2112744 Garrity G.M. Holt J.G. Garrity G.M. Boone D.R. Castenholz R.W. Phylum AI. Crenarchaeota phy. nov. 2001 1 2 169 210 Bergey's Manual of Systematic Bacteriology Springer New York Oren A. Garrity G.M. Valid publication of the names of forty-two phyla 2021 71 10 005056 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.005056 Whitman W.B. Oren A. Chuvochina M. da Costa M.S. Garrity G.M. Rainey F.A. Rossello-Mora R. Schink B. Sutcliffe I. Trujillo M.E. Ventura S. Proposal of the suffix -ota to denote phyla. Addendum to 'Proposal to include the rank of phylum in the International Code of Nomenclature of Prokaryotes'. 2018 68 3 967 969 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.002593 29458499 Woese C.R. Kandler O. Wheelis M.L. Towards a natural system of organisms: proposal for the domains Archaea, Bacteria, and Eucarya 1990 87 12 4576 4579 Proceedings of the National Academy of Sciences of the United States of America Proc Natl Acad Sci U S A 0027-8424 1091-6490 10.1073/pnas.87.12.4576 2112744 List Editor Validation List no. 85. Validation of publication of new names and new combinations previously effectively published outside the IJSEM 2002 52 3 685 690 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/00207713-52-3-685 12054225 Thermoprotei cannot be used as the name of the class as it is on the list of nomina rejicienda (Opinion 79). Instead we propose Thermoprotea. As the name Crenarchaeota is widely used for the phylum, the Judicial Commission may consider conserving this name instead of Thermoproteota.