Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Domain Bacteria Woese et al. 1990 [paraphyletic?]
             Superphylum Terrabacteria Battistuzzi et al. 2004
               Phylum "Actinobacteria" Garrity and Holt 2001
                 Class Actinobacteriaᵀ Stackebrandt et al. 1997
                   Order Frankiales Sen et al. 2014
                     Family Cryptosporangiaceae Zhi et al. 2009
                       Genus Cryptosporangiumᵀ Tamura et al. 1998
                         1 Cryptosporangium arvum Tamura et al. 1998
                         2 Cryptosporangium aurantiacum (ex Ruan et al. 1976) Tamura and Hatano 2001
                         3 Cryptosporangium japonicum Tamura et al. 1998
                         4 Cryptosporangium minutisporangium (Ruan et al. 1986) Tamura and Hatano 2001
                         5 Cryptosporangium mongoliense Ara et al. 2012