Superclass Dictyochia Haeckel (1894)
   Class Actinochrysophyceae Caval.-Sm. (1995) see [unranked] Stramenopila
     Subclass Abaxodinae K.A. Mikrjukov, 2001 see [unranked] Stramenopila
       1 Superorder Rhizochromulinea O'Kelly & Wujek (1995) see Order Rhizochromulinales O'Kelly & Wujek (1995)
       2 Superorder Actinodinea K.A. Mikrjukov, 2001 see [unranked] Stramenopila