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 Chrysomonadea Caval.-Sm. (1990) 1 Order Oikomonadales Caval.-Sm. (1995), nom. nud.