eukaryotes see Domain Eukaryota Chatton, 1925
   Kingdom Chromista Caval.-Sm. (1981) - chromists
     Subkingdom Heterokonta Caval.-Sm. (1986)
       Phylum Ochrista Caval.-Sm. (1995) see Phylum Ochrophyta Caval.-Sm. (1995)
         Class Actinochrysea Caval.-Sm. (1995) see Class Dictyochophyceae Silva (1980)
           1 Order Pedinellales Zimmermann et al. (1984)
           2 Order Ciliophryales Caval.-Sm. (1995) see Suborder Ciliophryineae Febvre-Chevalier ex Caval.-Sm. (2006)
           3 Order Silicoflagellales Borgert (1891) see Order Dictyochales Haeckel (1894)
           4 Order Rhizochromulinales O'Kelly & Wujek (1995) see Order Pedinellales Zimmermann et al. (1984)