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 Dinophysales Er. Lindem. (1928)
             1 Family Amphisoleniaceae Er. Lindem. (1928)
             2 Family Oxyphysaceae Sournia (1984) [monotypic]
             3 Family Dinophysaceae F. Stein (1883)
             4.228 Genus Pseudophalacroma Jørg. ex Lebour (1925) [within unnamed taxon]
             5.229 Genus Sinophysis D.S. Nie & Chia C. Wang (1944) [within unnamed taxon]