Thermoproteales Zillig and Stetter 1982 emend. Burggraf et al. 1997 Dataset NCBI Taxonomy Classification kingdom Thermoproteati phylum Thermoproteota class Thermoprotei order Thermoproteales Name Homonyms Thermoproteales Thermoproteales Zillig and Stetter 1982 emend. Burggraf et al. 1997