[Class] Polycystinea Ehrenberg, 1838 - polycystines see Superclass Polycystinia Ehrenberg, 1838
   Order Nassellaria Ehrenberg, 1875 see Class Nassellaria Ehrenberg, 1847
     Family Plagiacanthidae Hertwig, 1879
       Genus Pseudodictyophimus Petrushevskaya, 1971
         1 †Pseudodictyophimus amundseni Goll & Bjørklund, 1989
         2 †Pseudodictyophimus callosus (Petrushevskaya, 1979)
         3 †Pseudodictyophimus galeatus Caulet, 1991
         4 Pseudodictyophimus gracilipes (Bailey, 1856)
         5 †Pseudodictyophimus horrida Petrushevskaya, 1975
         6 Pseudodictyophimus platycephalus (Haeckel, 1887)
         7 †Pseudodictyophimus tanythorax Funakawa, 1994