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 Chromista Caval.-Sm. (1981) - chromists
                           Subkingdom Harosa Cavalier-Smith, 2010
                             [crown] Clade Sar Adl et al. 2012 [Simpson & Dunthorn 2020]
                               Infrakingdom Rhizaria Cavalier-Smith, 2002
                                 Phylum Retaria Cavalier-Smith, 2002
                                   Subphylum Radiozoa Cavalier-Smith, 1987
                                     Superclass Polycystinia Ehrenberg, 1838
                                       Class Nassellaria Ehrenberg, 1847
                                         Order Spyridinata Ehrenberg, 1847
                                           Family Triospyrididae Haeckel, 1881
                                             Subfamily †Dipodospyridinae Haeckel, 1881
                                               Genus †Dorcadospyris Haeckel, 1881
                                                 01 †Dorcadospyris alata (Riedel, 1959)
                                                 02 †Dorcadospyris argisca (Ehrenberg, 1873)
                                                 03 †Dorcadospyris ateuchus (Ehrenberg, 1873)
                                                 04 †Dorcadospyris circulus (Haeckel, 1887)
                                                 05 †Dorcadospyris confluens (Ehrenberg, 1873)
                                                 06 †Dorcadospyris costatescens Goll, 1969
                                                 07 †Dorcadospyris dentata Haeckel, 1887
                                                 08 †Dorcadospyris forcipata (Haeckel, 1887)
                                                 09 †Dorcadospyris mahurangi O'Connor, 1997
                                                 10 †Dorcadospyris papilio (Riedel, 1959)
                                                 11 †Dorcadospyris platyacantha (Ehrenberg, 1873)
                                                 12 †Dorcadospyris praeforcipata Moore, 1971
                                                 13 †Dorcadospyris pseudopapilio Moore, 1971
                                                 14 †Dorcadospyris quadripes Moore, 1971
                                                 15 †Dorcadospyris riedeli Moore, 1971
                                                 16 †Dorcadospyris simplex (Riedel, 1959)
                                                 17 †Dorcadospyris spinosa Moore, 1971
                                                 18 †Dorcadospyris triceros Ehrenberg, 1873