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
                                     Globothalamea Pawlowski, Holzmann & Tyszka, 2013
                                       Class Rotaliata Mikhalevich, 1980 - hyaline foraminifers
                                         Subclass Rotalianaᵀ Mikhalevich, 1980
                                           ?Superorder Robertinoida Mikhalevich, 1980 [monotypic]
                                             Order Robertinidaᵀ Mikhalevich, 1980
                                               Suborder Ceratobuliminina Mikhalevich, 1980
                                                 Family Ceratobuliminidaeᵀ Cushman, 1927
                                                   01 Genus †Cancrisiella Dain, 1980
                                                   02 Genus †Ceratolamarckina Troelsen, 1954
                                                   03 Genus †Cerobertinella Myatlyuk, 1980
                                                   04 Genus †Paulina Grigelis, 1977
                                                   05 Genus †Roglicia Bellen, 1941
                                                   06 Genus †Vellaena Srinivasan, 1966
                                                   07 Genus †Zelamarckina Collen, 1972
                                                   08 Genus Ceratobuliminaᵀ Toula, 1915
                                                   09 Genus Ceratobuliminoides Parr, 1950
                                                   10 Genus Ceratocancris Finlay, 1939
                                                   11 Genus Lamarckina Berthelin, 1881
                                                   12 Genus Saintclairoides McCulloch, 1981