organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain eukaryotes see Domain Eukaryota Chatton, 1925
     alveolates Cavalier-Smith see [unranked] Alveolata Cavalier-Smith, 1991
       Phylum Apicomplexa Levine, 1970 see Infraphylum Apicomplexa Levine, 1970
         Class Conoidasida Levine, 1988 see Superclass Sporozoa Leuckart, 1879
           Subclass Gregarinasina Dufour, 1828
             Order Eugregarinorida Léger, 1900
               Suborder Septatorina Lankester, 1885
                 Superfamily Stenophoricae Levine, 1984 see Superfamily Stenophoroidea
                   Family Actinocephalidae Léger, 1892
                     Subfamily Actinocephalinaeᵀ Léger, 1892
                       01 Genus Actinocephalus Stein, 1848
                       02 Genus Caulocephalus Bhatia & Setna, 1924
                       03 Genus Cornimeritus Hoshide, 1959
                       04 Genus Umbracephalus Hoshide, 1959
                       05 Genus Urnaepimeritus Hoshide, 1959
                       06 Genus Asterophora Léger, 1892
                       07 Genus Pileocephalus Schneider, 1875
                       08 Genus Gemmicephalus Baudoin, 1967
                       09 Genus Pilidiophora Baudoin, 1967
                       10 Genus Geneiorhynchus Schneider, 1875
                       11 Genus Acanthoepimeritus Hoshide, 1959
                       12 Genus Phialoides Labbé, 1899
                       13 Genus Legeria Labbé, 1899
                       14 Genus Pyxinia Hammerschmidt, 1838
                       15 Genus Discorhyncus Labbé, 1899
                       16 Genus Steinina Léger & Duboscq, 1904
                       17 Genus Bothriopsides Strand, 1928
                       18 Genus Pomania Baudoin, 1967
                       19 Genus Stictospora Léger, 1893
                       20 Genus Coleorhynchus Labbé, 1899
                       21 Genus Amphoroides Labbé, 1899
                       22 Genus Stylocystis Léger, 1899
                       23 Genus Taeniocystis Léger, 1905
                       24 Genus Sciadiophora Labbé, 1899
                       25 Genus Anthorhynchus Labbé, 1899
                       26 Genus Agrippina Strickland, 1912
                       27 Genus Globulocephalus Baudoin, 1965
                       28 Genus Alaspora Obata, 1954
                       29 Genus Ascocephalus Obata, 1954
                       30 Genus Amphorocephalus Ellis, 1913
                       31 Genus Tricystis Hamon, 1951
                       32 Genus Thalicola Ormières, 1965
                       33 Genus Epicavus Ormières & Daumal, 1970
                       34 Genus Gryllotalpia Hasselmann, 1926
                       35 Genus Chilogregarina Levine, 1979
                       36 Genus Crucocephalus Sarkar, 1984
                       37 Genus Harendraia Sarkar, 1984
                       38 Genus Levinea Kori, 1985