organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain eukaryotes see Domain Eukaryota Chatton, 1925
     alveolates Cavalier-Smith see [unranked] Alveolata Cavalier-Smith, 1991
       Phylum Dinoflagellata Engl. (1903) see Superclass Dinoflagellata Bütschli, 1885
         Class Dinophyceae Pascher (1914)
           Order Gymnodiniales Apstein (1909)
             1 Family Gymnodiniaceaeᵀ Lank. (1885)
             2 Family Polykrikaceae Kof. & Swezy (1921) see Family Gymnodiniaceae Lank. (1885)
             3 Family Warnowiaceae Er. Lindem. (1928)
             4 Family Actiniscaceae Kütz. (1844)