Procaryotic Genera Domain "Bacteria" Woese et al. 1990 Phylum Thermomicrobia Garrity and Holt 2001 [monotypic] see Phylum Chloroflexi Garrity and Holt 2001 1 Class Thermomicrobia Garrity and Holt 2001 [monotypic] see Class Thermomicrobia Garrity and Holt 2002