Class Dinophyceae Pascher (1914) Order Gymnodiniales Apstein (1909) Family Gymnodiniaceae Lank. (1885) Genus Pheopolykrikos Chatton (1933) 689 Pheopolykrikos beauchampii Chatton 690 Pheopolykrikos hartmannii (Zimmermann) Matsuoka & Fukuyo