[Class] Polycystinea Ehrenberg, 1838 - polycystines see Superclass Polycystinia Ehrenberg, 1838
   Order Nassellaria Ehrenberg, 1875 see Class Nassellaria Ehrenberg, 1847
     Family †Amphipyndacidae Riedel, 1967
       Genus †Amphipternis Foreman, 1973
         1 †Amphipternis clava (Ehrenberg, 1873)