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 Discoba Simpson 2009
                       Superphylum Discicristata Cavalier-Smith, 1998 [coordinate rank]
                         Phylum Percolozoa Cavalier-Smith, 1992
                           Subphylum Orthozoa Cavalier-Smith, 2021
                             Class Lunosea Cavalier-Smith, 2021 [monotypic]
                               Order Selenaionida Hanousková et al., 2019
                                 Genus Selenaionᵀ Park, De Jonckheere & Simpson, 2012