Phylum Radiolaria Müller, 1858 see Subphylum Radiozoa Cavalier-Smith, 1987
   Superclass Polycystina Ehrenberg, 1838 see Superclass Polycystinia Ehrenberg, 1838
     Class Nassellaria Ehrenberg, 1847
       Order Cyrtidinata Haeckel, 1862
         Superfamily Amphipyndacioidea Riedel, 1967
           Family Amphipyndacidae Riedel, 1967
             01 Genus †Amphipternis Foreman, 1973
             02 Genus †Amphipyndax Foreman, 1966
             03 Genus Cyrtolagena Haeckel, 1887
             04 Genus †Palinandromeda Pessagno, Blome & Hull, 1993
             05 Genus †Parvifavus Takemura, 1986
             06 Genus †Protostichocapsa Empson-Morin, 1982
             07 Genus Sticholagena Haeckel, 1887
             08 Genus Stichophaena Haeckel, 1887 see Genus Stichophatna Haeckel, 1881
             09 Genus Stichophormis Haeckel, 1881
             10 Genus Stichophormium Haeckel, 1887
             11 Genus †Triversus Takemura, 1986, nom. illeg.