prokaryotes - bacteria see Domain Bacteria Woese et al. 1990 Domain "Bacteria" Woese et al. 1990 Phylum "Deinococcus-Thermus" [monotypic] Class Deinococci Garrity and Holt 2002 Order Thermales Rainey and Da Costa 2002 [monotypic] Family Thermaceae Da Costa and Rainey 2002 Genus Vulcanithermus Miroshnichenko et al. 2003