Class Dinophyceae Pascher (1914) Order Gymnodiniales Apstein (1909) Family Warnowiaceae Er. Lindem. (1928) Genus Nematodinium Kof. & Swezy (1921) 1 Nematodinium armatum (Dogiel) Kofoid & Swezy 2 Nematodinium torpedo Kofoid & Swezy