Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         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
                             Clade Sar Adl et al. 2012 [Simpson & Dunthorn 2020]
                               Infrakingdom Rhizaria Cavalier-Smith, 2002
                                 Phylum Retaria Cavalier-Smith, 2002
                                   Subphylum Foraminifera d'Orbigny, 1826
                                     Globothalamea Pawlowski, Holzmann & Tyszka, 2013
                                       Class Rotaliata Mikhalevich, 1980 - hyaline foraminifers
                                         Subclass Globigerinana Mikhalevich, 1980
                                           Order Globorotaliida Mikhalevich, 1980
                                             Superfamily †Globotruncanoidea Brotzen, 1942
                                               Family †Globotruncanidaeᵀ Brotzen, 1942
                                                 Subfamily †Globotruncaninaeᵀ Brotzen, 1942
                                                   Genus †Globotruncanaᵀ Cushman, 1927
                                                   Genus †Contusotruncana Korchagin, 1982
                                                   Genus †Gansserina Caron, González Donoso, Robaszynski & Wonders, 1984
                                                   Genus †Kassabiana Salaj & Solakius, 1984
                                                   Genus †Radotruncana El-Naggar, 1971
                                                   Genus †Rugotruncana Brönnimann & Brown, 1955
                                                   Genus †Sigalitruncana Korchagin, 1982
                                                   Genus †Globotruncanita Reiss, 1957