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 Cryptosporangiaceae Zhi et al. 2009 Genus Cryptosporangium Tamura et al. 1998