[Class] Polycystinea Ehrenberg, 1838 - polycystines see Superclass Polycystinia Ehrenberg, 1838
   Order Nassellaria Ehrenberg, 1875 see Class Nassellaria Ehrenberg, 1847
     Family Theoperidae Haeckel, 1881
       Genus Stichopilidium Haeckel, 1887
         1 Stichopilidium columba (Haeckel, 1887)
         2 Stichopilidium kruegeri (Popofsky, 1908)
         3 †Stichopilidium sphinx (Ehrenberg, 1873)