living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Plantae Haeckel (1866) - plants
       Subkingdom Thallobionta
         Division Chromophycota see Phylum Chromophyta T.A.Chr. (1962), nom. nud.
           Class Phaeophyceae Hansgirg (1886) - brown algae
             Order Fucales Kylin
               Family Cystoseiraceae De Toni (1891)
                 Genus Acrocarpia J.E. Areschoug (1854)
                 Genus Acystis Schiffner (1934)
                 Genus Bifurcaria Stackhouse (1809)
                 Genus Bifurcariopsis Papenfuss (1940)
                 Genus Carpoglossum Kützing (1843)
                 Genus Caulocystis J.E. Areschoug (1854)
                 Genus Coccophora Grev. (1830)
                 Genus Cystophora J.Agardh (1841), nom. cons.
                 Genus Cystoseira C.Agardh (1820), nom. cons.
                 Genus Halidrys Lyngbye (1819), nom. cons.
                 Genus Hormophysa Kützing (1843)
                 Genus Landsburgia Harv., in Hook.f. (1855)
                 Genus Myriodesma J. Decaisne (1841)
                 Genus Scaberia Grev. (1830)
                 Genus Stolonophora M. Nizamuddin (1969)