Class Dinophyceae Pascher (1914)
   Order Peridiniales Haeckel (1894)
     Family Oxytoxaceae Er. Lindem. (1928)
       1 Genus Centrodinium Kof. (1907)
       2 Genus Corythodinium Loebl. & A.R. Loebl. (1966)
       3 Genus Oxytoxum F. Stein (1883)
       4 Genus Pavillardinium De Toni (1936) see Genus Centrodinium Kof. (1907)
       5 Genus Schuettiella Balech (1988)