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 †Syringocapsidae Foreman, 1973
             1 Genus †Dibolachras Foreman, 1973
             2 Genus †Dicolocapsa Haeckel, 1881
             3 Genus †Parapodocapsa Steiger, 1992
             4 Genus †Podobursa Wisniowski, 1888
             5 Genus †Podocapsa Rüst, 1885
             6 Genus †Quarticella Takemura, 1986
             7 Genus †Squinabollum Dumitrica, 1970
             8 Genus †Syringocapsa Neviani, 1900
             9 Genus †Yamatoum Takemura, 1986