Archaea  >  Thermoproteati  >  Thermoproteota  >  Thermoprotei

Family	Genus	Species
Acidilobaceae	4	40
Caldisphaeraceae	1	5
Desulfurococcaceae	12	62
Fervidicoccaceae	1	4
Pyrodictiaceae	5	19
Sulfolobaceae	9	144
Thermofilaceae	2	20
Thermoproteaceae	5	94