eukaryotes see Domain Eukaryota Chatton, 1925 stramenopiles Patterson, 1990, nom. vernac. see [unranked] Stramenopiles Patterson, 1990 stramenochromes Patterson, 1994 core chrysophytes see Class Chrysophyceae Fritsch (1927) Chrysomeridales O'Kelly & Billard, nom. nud. see Order Chrysomeridales O'Kelly & Billard ex Cavalier-Sm. (2006)