organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Kingdom Protoctista Hogg, 1860 Phylum Dinoflagellata Engl. (1903) see Superclass Dinoflagellata Bütschli, 1885 Genus Nematodinium Kof. & Swezy (1921)