[Class] Polycystinea Ehrenberg, 1838 - polycystines see Superclass Polycystinia Ehrenberg, 1838
   Order Nassellaria Ehrenberg, 1875 see Class Nassellaria Ehrenberg, 1847
     Family Theoperidae Haeckel, 1881
       Genus †Cycladophora Ehrenberg, 1847
         Cycladophora bicornis (Popofsky, 1908)
           1 †Cycladophora bicornis amphora Lombari & Lazarus, 1988
           2 †Cycladophora bicornis bicornis (Popofsky, 1908)
           3 †Cycladophora bicornis helios Lombari & Lazarus, 1988