Division Dinoflagellata Engl. (1903) see Superclass Dinoflagellata Bütschli, 1885 Subdivision Syndinia [monotypic] Class Syndiniophyceae A.R. Loebl. (1976) [monotypic] see Class Syndinea Chatton, 1920 Order Syndiniales A.R. Loebl. (1976) Family Amoebophryaceae Cachon ex A.R. Loebl. (1970) [monotypic] Genus Amoebophrya Koeppen (1894)