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 †Parvicingulidae Pessagno, 1977
             1 Subfamily †Wrangelliinae Yeh, 1987
             2 Subfamily †Parvicingulinae Pessagno, 1977