Phylum Dinoflagellata Engl. (1903) see Superclass Dinoflagellata Bütschli, 1885 Subphylum Dinokaryota Fensome, F.J.R. Taylor, G. Norris, Sarjeant, Wharton & G.L. Williams (1993) Class Dinophyceae Pascher (1914) Order Phytodiniales T. Christ. ex A.R. Loebl. (1970), incertae sedis see Order Dinococcales Pascher (1914) Family Phytodiniaceae G.A. Klebs (1912) Genus Halostylodinium T. Horig. & Yoshizawa-Ebata (2000)