Infrakingdom Alveolata Cavalier-Smith, 1991 see [unranked] Alveolata Cavalier-Smith, 1991
   Phylum Myzozoa Cavalier-Smith & Chao, 2004 see Subphylum Myzozoa Cavalier-Smith & Chao, 2004
     Subphylum Dinozoa Cavalier-Smith, 1981 see Infraphylum Dinozoa Cavalier-Smith, 1981
       dinoflagellates Bütschli, 1885 see Superclass Dinoflagellata Bütschli, 1885
         [Peridinea] Ehrenberg, 1830
           Subclass Gonaulacoidia T. Cavalier-Smith & E.E. Chao, 2004