Phylum Heterokonta Caval.-Sm. (1986) see Superphylum Heterokonta Caval.-Sm. (1986) Subphylum Ochrista Caval.-Sm. (1986), orth. inval. see Phylum Ochrista Caval.-Sm. (1995) Infraphylum Raphidoista Caval.-Sm. (1986) Superclass Dictyochia Haeckel (1894) Class Actinochrysea Caval.-Sm. (1995) see Class Dictyochophyceae Silva (1980) Subclass Dictyochidae Haeckel (1894) see Class Dictyochophyceae Silva (1980) Order Silicoflagellales Borgert (1891) see Order Dictyochales Haeckel (1894) 1 Family Dictyochaceae Lemmermann (1901)