Class Dinophyceae Pascher (1914)
   Order Peridiniales Haeckel (1894)
     Family Protoperidiniaceae Balech (1988), nom. cons.
       Genus Protoperidinium Bergh (1881)
         Protoperidinium pouchetii (Kofoid & Michener) F.J.R. Taylor & E. Balech