Division Dinoflagellata Engl. (1903)
see Superclass Dinoflagellata Bütschli, 1885
Subdivision Dinokaryota Fensome, F.J.R. Taylor, G. Norris, Sarjeant, Wharton & G.L. Williams (1993)
see Superclass Dinokaryota Fensome et al., 1993
Class Dinophyceae Pascher (1914)
Subclass Peridiniphycidae Fensome, F.J.R. Taylor, G. Norris, Sarjeant, Wharton & G.L. Williams (1993)
Order Gonyaulacales F.J.R. Taylor (1980)
Suborder Cladopyxiineae Fensome et al. (1993)
Family Cladopyxiaceae Stein (1883)
see Family Cladopyxidaceae F. Stein (1883)
Genus †Hyalosphaera Prauss (1989)
see Genus Praussia Williams, Lentin & Fensome (1998)