Eukaryotes (1033)

 Prokaryotes (8850)

   Bacteria (8418)

   Archaea (432)

     Euryarchaeota (289)

     Thermoplasmatota (14)

     Thermoproteota (87)

       Aeropyrum (2)

       Staphylothermus (2)

       Ignicoccus (3)

       Desulfurococcus (3)

       Thermosphaera (1)

       Ignisphaera (1)

       Thermogladius (1)

       Hyperthermus (1)

       Pyrolobus (1)

       Pyrodictium (2)

       Pyrofollis (1)

       Sulfurisphaera (2)

       Saccharolobus (7)

       Sulfolobus (18)

       Metallosphaera (7)

       Acidianus (6)

       Sulfodiicoccus (1)

       Stygiolobus (2)

       Sulfuracidifex (2)

       unclassified Sulfolobales (1)

       Pyrobaculum (8)

       Caldivirga (1)

       Thermoproteus (2)

       Vulcanisaeta (3)

       Thermofilum (3)

       Infirmifilum (2)

       Acidilobus (2)

       Caldisphaera (1)

       Fervidicoccus (1)

     Nitrososphaerota (27)

     Korarchaeota (1)

     Bathyarchaeota (2)

     Nanoarchaeota (3)

     Micrarchaeota (3)

     Nanohaloarchaeota (1)

     Lokiarchaeota (3)

     unclassified Archaea (2)