organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Eukaryota Chatton, 1925 - eukaryotes see Domain Eukaryota Chatton, 1925 Kingdom Protista (Haeckel, 1866) - protists Phylum Phaeophyta Kjellman (1891) see Phylum Phaeophycota Class Phaeophyceae Hansgirg (1886) - brown algae Order Desmarestiales Setchell & Gardner (1925)