prokaryotes - bacteria see Domain Bacteria Woese et al. 1990
   Domain "Bacteria" Woese et al. 1990
     Phylum "Actinobacteria" Garrity and Holt 2001
       Class Actinobacteria Stackebrandt et al. 1997
         Order Frankiales Sen et al. 2014
           Family Sporichthyaceae Rainey et al. 1997 [monotypic]
             Genus Sporichthya Lechevalier et al. 1968 (Approved Lists 1980)