living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Protozoa Goldfuss, 1818 see Kingdom Protozoa Goldfuss, 1818
         Phylum Apicomplexa Levine, 1970 see Infraphylum Apicomplexa Levine, 1970
           Class Sporozoa Leuckart, 1879 see Class Sporozoea
             Subclass Gregarinia see Subclass Gregarinasina Dufour, 1828
               Order Eugregarinida Léger, 1899 see Order Eugregarinorida Léger, 1900
                 Suborder Acephalina see Suborder Aseptatorina Chakravarty, 1960
                   01 Family Selenidiidae Brasil, 1907
                   02 Family Lecudinidae Kamm, 1922
                   03 Family Urosporidae Léger, 1892
                   04 Family Aikinetocystidae Bhatia, 1930
                   05 Family Monocystidae Bütschli, 1882
                   06 Family Diplocystidae Bhatia, 1930
                   07 Family Allantocystidae Bhatia, 1930
                   08 Family Schaudinnellidae Poche, 1913
                   09 Family Ganymedidae Huxley, 1910
                   10 Family Enterocystidae M. Codreanu, 1940