Class Dinophyceae Pascher (1914)
   Order Peridiniales Haeckel (1894)
     Family Goniodomataceae Er. Lindem. (1928) see Family Thoracosphaeraceae J. Schiller (1930)
       Genus Gambierdiscus Adachi & Fukuyo (1979)
         Gambierdiscus toxicus R. Adachi & Y. Fukuyo, 1979