Class Dinophyceae Pascher (1914)
   Order Peridiniales Haeckel (1894)
     Family Protoperidiniaceae Balech (1988), nom. cons.
       Genus Boreadinium J.D. Dodge & H.B. Hermes (1981)
         1143 Boreadinium breve (Abé) Sournia (1984)
         1144 Boreadinium pisiforme Dodge