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]
           neomura Cavalier-Smith, 1987
             Eukaryota Chatton, 1925 - eukaryotes
               discaria Cavalier-Smith, 2021
                 natates Cavalier-Smith, 2021
                   photaria Cavalier-Smith, 2021
                     eucorta Cavalier-Smith, 2021
                       [node-based clade] Corticata Lankester, 1878 - corticates
                         Plantae Haeckel (1866) - plants
                           [branch-based clade] Rhodaria Cavalier-Smith 2021
                             Rhodophyta Wettst. (1901) - red algae
                               Eurhodophytina G.W.Saunders & Hommers. (2004)
                                 Florideophyceae Cronquist (1960)
                                   Nemaliophycidae Christensen (1978)
                                     Acrochaetiales Feldmann
                                       Acrochaetiaceae Melch. (1954), nom. cons.
                                         Acrochaetium Nägeli (1858)
                                           Acrochaetium penetrans (Levring) Papenfuss