Kingdom Chromalveolata Adl et al., 2005 see Kingdom Chromista Caval.-Sm. (1981)
   Infrakingdom Alveolata Cavalier-Smith, 1991 see [unranked] Alveolata Cavalier-Smith, 1991
     Phylum Myzozoa Cavalier-Smith & Chao, 2004 see Subphylum Myzozoa Cavalier-Smith & Chao, 2004
       Superclass Dinokaryota Fensome et al., 1993
         Class Dinoflagellata Bütschli, 1885 see Superclass Dinoflagellata Bütschli, 1885
           Order Gymnodiniales Apstein (1909)
             Family Gymnodiniaceae Lank. (1885)
               75 Genus Barrufeta N. Sampedro & S. Fraga (2011)
               76 Genus Gymnodinium F. Stein (1878)
               77 Genus Gyrodiniellum N.S. Kang, H.J. Jeong & Moestrup (2011)
               78 Genus Lepidodinium M. Watanabe, S. Suda, I. Inouye, T. Sawaguchi & M. Chihara (1990)
               79 Genus Paragymnodinium N.S. Kang, H.J. Jeong, Moestrup & W. Shin (2010)
               80 Genus Pheopolykrikos Chatton (1933)
               81 Genus Polykrikos Buetschli (1873)
               82 Genus Spiniferodinium T. Horig. & Chihara (1987)