eukaryotes see Domain Eukaryota Chatton, 1925
   Kingdom Chromista Caval.-Sm. (1981) - chromists
     Subkingdom Harosa Cavalier-Smith, 2010
       Infrakingdom Alveolata Cavalier-Smith, 1991 see [unranked] Alveolata Cavalier-Smith, 1991
         Phylum Miozoa Cavalier-Smith, 1987
           Subphylum Myzozoa Cavalier-Smith & Chao, 2004
             Infraphylum Dinozoa Cavalier-Smith, 1981
               Superclass Dinoflagellata Bütschli, 1885
                 1 Class Syndinea Chatton, 1920
                 2 Class Oxyrrhea Cavalier-Smith, 1987
                 3 Class Peridinea Ehrenberg, 1830