Class Dinophyceae Pascher (1914)
   Order Peridiniales Haeckel (1894)
     Family Oxytoxaceae Er. Lindem. (1928)
       Genus Corythodinium Loebl. & A.R. Loebl. (1966)
         Corythodinium curvicaudatum (Kofoid) F.J.R. Taylor