Class Actinopoda Calkins, 1902 see Parvkingdom Actinopoda Calkins, 1902
   Subclass Radiolaria Müller, 1858 see Phylum Actinopoda Calkins, 1902
     Superorder Polycystina Ehrenberg, 1838 see Class Polycystinea Ehrenberg, 1838
       Order Entactinaria Kozur & Mostler, 1982 see Order Entactiniata Kozur & Mostler, 1982
         01 Family †Proventocitidae Aitchison, 1998
         02 Family †Palaeoscenidiidae Riedel, 1967
         03 Family Thalassothamnidae Haecker, 1906
         04 Family †Inaniguttidae Nazarov & Ormiston, 1984
         05 Family †Entactiniidae Riedel, 1967
         06 Family †Spongentactiniidae Nazarov, 1975
         07 Family †Palaeolithocycliidae Kozur & Mostler, 1989
         08 Family †Pylentonemidae Deflandre, 1963
         09 Family †Polyentactiniidae Nazarov, 1975
         10 Family Orosphaeridae Haeckel, 1887
         11 Family †Pentactinocarpidae Dumitrica, 1978
         12 Family †Eptingiidae Dumitrica, 1978
         13 Family †Spongosaturnaloididae Kozur & Mostler, 1983
         14 Family †Kungalariidae Dumitrica & Carter, 1999
         15 Family †Hindeosphaeridae Kozur & Mostler, 1981
         16 Family †Multiarcusellidae Kozur & Mostler, 1979
         17 Family †Heptacladidae Dumitrica, Kozur & Mostler, 1980
         18 Family Centrocubidae Hollande & Enjumet, 1960
         19 Family Quinquecapsulariidae Dumitrica, 1995
         20 Family Rhizosphaeridae Haeckel, 1881
         21 Family Hexastylidae Haeckel, 1881
         22 Family †Capnuchosphaeridae De Wever, 1979
         23 Family Saturnalidae Deflandre, 1953
         24 Family Hexalonchidae Haeckel, 1881