[Class] Polycystinea Ehrenberg, 1838 - polycystines see Superclass Polycystinia Ehrenberg, 1838
   Order Nassellaria Ehrenberg, 1875 see Class Nassellaria Ehrenberg, 1847
     Family Theoperidae Haeckel, 1881
       Genus †Pterocodon Ehrenberg, 1847
         1 †Pterocodon ampla (Brandt, 1935)
         2 †Pterocodon anteclinata Foreman, 1975
         3 †Pterocodon campana Ehrenberg, 1847
         4 †Pterocodon lex Sanfilippo & Riedel, 1979
         5 †Pterocodon tenellus Foreman, 1973