Domain Bacteria Woese et al. 1990
   Phylum Thermomicrobia Garrity and Holt 2001 see Phylum Chloroflexi Garrity and Holt 2001
     Class Thermomicrobia Garrity and Holt 2001 see Class Thermomicrobia Garrity and Holt 2002
       Order Thermomicrobiales Garrity and Holt 2001 see Order Thermomicrobiales Garrity and Holt 2002
         1 Family Thermomicrobiaceae Garrity and Holt 2001 see Family Thermomicrobiaceae Garrity and Holt 2002