[Class] Polycystinea Ehrenberg, 1838 - polycystines see Superclass Polycystinia Ehrenberg, 1838
   Order Nassellaria Ehrenberg, 1875 see Class Nassellaria Ehrenberg, 1847
     Family Theoperidae Haeckel, 1881
       Genus Clathrocyclas Haeckel, 1881
         1 †Clathrocyclas alcmenae Haeckel, 1887
         2 †Clathrocyclas aurelia Clark & Campbell, 1945
         3 †Clathrocyclas australis Hollis, 1997
         4 Clathrocyclas cassiopeiae Haeckel, 1887
         5 †Clathrocyclas semeles Haeckel, 1887
         6 †Clathrocyclas universa Clark, 1942