prokaryotes - bacteria see Domain Bacteria Woese et al. 1990
   Domain "Bacteria" Woese et al. 1990
     Phylum "Actinobacteria" Garrity and Holt 2001
       Class Thermoleophilia Suzuki and Whitman 2013 [monotypic]
         Order Thermoleophilales Reddy and Garcia-Pichel 2009 [monotypic]
           Family Thermoleophilaceae Stackebrandt 2005 [monotypic]
             1 Genus Thermoleophilum Zarilla and Perry 1986