Domain Eucaryota
   Subdomain Chlorota Doweld (2001)
     Kingdom Peridiniobiota Starobogatov ex Doweld (2001)
       Subkingdom Peridiniobiotina Doweld (2001)
         Phylum Peridiniophyta Engl. (1909)
           Subphylum Peridiniophytina Potonie (1894)
             Class Blastodiniophyceae Fensome, Taylor, Norris, Sarjeant, Wharton & Williams (1993) see Class Dinophyceae Pascher (1914)