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 Foraminifera d'Orbigny, 1826
                                     "monothalamids" [paraphyletic]
                                       Class Astrorhizata Saidova, 1981
                                         Subclass Astrorhizanaᵀ Saidova, 1981
                                           Order Hippocrepinida Saidova, 1981
                                             Superfamily Hippocrepinoideaᵀ Rhumbler, 1895
                                               Family Hippocrepinidaeᵀ Rhumbler, 1895
                                                 Subfamily Jaculellinae Mikhalevich, 1995
                                                   1 Genus †Arenosiphon Grubbs, 1939
                                                   2 Genus †Aciculella Vyalov, 1968
                                                   3 Genus †Tasmanammina Gutschick & Wuellner, 1983
                                                   4 Genus †Kechenotiske Loeblich & Tappan, 1984
                                                   5 Genus †Sansabaina Loeblich & Tappan, 1984
                                                   6 Genus Jaculellaᵀ Brady, 1879