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
           01 Order Ectocarpales Bessey (1907)
           02 Order Chordariales
           03 Order Desmarestiales Setchell & Gardner (1925)
           04 Order Sporochnales Sauvageau (1926)
           05 Order Dictyosiphonales
           06 Order Cutleriales Bessey (1907)
           07 Order Laminariales Migula (1908)
           08 Order Fucales Kylin
           09 Order Dictyotales Bory (1828)
           10 Order Sphacelariales Migula (1908)
           11 Order Tilopteridales Bessey (1907)