Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Clade neomura Cavalier-Smith, 1987
             Domain Eukaryota Chatton, 1925 - eukaryotes
               Clade discaria Cavalier-Smith, 2021
                 Clade natates Cavalier-Smith, 2021
                   Clade photaria Cavalier-Smith, 2021
                     Clade eucorta Cavalier-Smith, 2021
                       Superkingdom Corticata Lankester, 1878 - corticates
                         Kingdom Plantae Haeckel (1866) - plants
                           Clade Rhodaria Cavalier-Smith 2021
                             Subkingdom Rhodoplantae G.W.Saunders & Hommers. (2004) [monotypic]
                               Phylum Rhodophyta Wettst. (1901) - red algae
                                 Subphylum Eurhodophytina G.W.Saunders & Hommers. (2004)
                                   Class Florideophyceae Cronquist (1960)
                                     Subclass Rhodymeniophycidae G.W.Saunders & Hommers. (2004)
                                       Order Gigartinales F.Schmitz
                                         Family Cystocloniaceae Kützing (1843)
                                           Genus Austroclonium U. Min-Thein & H.B.S. Womersley (1976)
                                           Genus Craspedocarpus Schmitz, in Engl. & Prantl (1897)
                                           Genus Stictosporum (J.Agardh) Harv. ex J.Agardh (1890)
                                           1 Genus Calliblepharis Kuetzing (1843), nom. cons.
                                           2 Genus Cystocloniumᵀ F.T. Kützing (1843)
                                           3 Genus Fimbrifolium G.I. Hansen (1980)
                                           4 Genus Rhodophyllis Kuetzing (1847), nom. cons.