Phylum Dinoflagellata Engl. (1903) see Superclass Dinoflagellata Bütschli, 1885
Count: [*†*] 4c;13o;53f;257g; †1o;11f;512g [2 Mar 2016]
   Subphylum Dinokaryota Fensome, F.J.R. Taylor, G. Norris, Sarjeant, Wharton & G.L. Williams (1993)
  Count: [*†*] 3c;12o;49f;243g; †1o;10f;511g [2 Mar 2016]
     Class Dinophyceae Pascher (1914)
    Count: [*†*] 10o;40f;207g; †1o;10f;511g [2 Mar 2016]
       Subclass Dinophysiphycidae Möhn ex Fensome, F.J.R. Taylor, G. Norris, Sarjeant, Wharton & G.L. Williams (1993)
      Count: [*†*] 1o;3f;17g; †1o;1f;3g [26 Feb 2016]
         Order Dinophysiales Kof. (1926) see Order Dinophysales Er. Lindem. (1928)
        Count: [*†*] 3f;17g; †2g [26 Feb 2016]
           Family Dinophysiaceae Stein (1883) see Family Dinophysaceae F. Stein (1883)
          Count: [*†*] 14g; †2g [26 Feb 2016]
             Genus Heteroschisma Kof. & Skogsb. (1928), nom. rej. see Genus Latifascia Loebl. & A.R. Loebl. (1966)
            Count: -