[Class] Polycystinea Ehrenberg, 1838 - polycystines see Superclass Polycystinia Ehrenberg, 1838
   Order Nassellaria Ehrenberg, 1875 see Class Nassellaria Ehrenberg, 1847
     Family Trissocyclidae Haeckel, 1881 see Family Acanthodesmiidae Haeckel, 1862
       Genus †Psychospyris Riedel & Sanfilippo, 1971
         1 †Psychospyris grandis Riedel & Sanfilippo, 1971
         2 †Psychospyris intermedia Riedel & Sanfilippo, 1971
         3 †Psychospyris parva Riedel & Sanfilippo, 1971