[Class] Polycystinea Ehrenberg, 1838 - polycystines see Superclass Polycystinia Ehrenberg, 1838
   Order Nassellaria Ehrenberg, 1875 see Class Nassellaria Ehrenberg, 1847
     Family Theoperidae Haeckel, 1881
       Genus Lithopera Ehrenberg, 1847
         1 Lithopera bacca Ehrenberg, 1872
         2 †Lithopera baueri Sanfilippo, 1970
         3 †Lithopera neotera Sanfilippo, 1970
         4 †Lithopera renzae Sanfilippo, 1970
         5 †Lithopera thornburgi Sanfilippo, 1970