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 Triospyridinaeᵀ Haeckel, 1881
                                               Genus Giraffospyris Haeckel, 1881
                                                 1 †Giraffospyris annulispina Goll, 1969
                                                 2 †Giraffospyris cyrillium Sanfilippo & Riedel, 1973
                                                 3 †Giraffospyris didiceros (Ehrenberg, 1873)
                                                 4 †Giraffospyris haeckelii (Bütschli, 1881)
                                                 5 †Giraffospyris lata Goll, 1969
                                                 6 †Giraffospyris laterispina Goll, 1969