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
                                     Tubothalamea Pawlowski, Holzmann & Tyszka, 2013
                                       Class Miliolata Saidova, 1981 - porcelaneous foraminifers
                                         Subclass Miliolanaᵀ Saidova, 1981
                                           Group †"fusulinoids" Fursenko, 1958
                                             Superorder †Ozawainelloida Solovieva, 1980 [monotypic]
                                               Order †Ozawainellidaᵀ Solovieva, 1980
                                                 Family †Ozawainellidaeᵀ Thompson & Foster, 1937
                                                   1 Genus †Ozawainellaᵀ Thompson, 1935
                                                   2 Genus †Chenella Miklukho-Maklay, 1959
                                                   3 Genus †Millerella Thompson, 1942
                                                   4 Genus †Parareichelina Miklukho-Maklay, 1959
                                                   5 Genus †Pseudokahlerina Sosnina, 1968
                                                   6 Genus †Pseudonovella Kireeva, 1949
                                                   7 Genus †Pseudoreichelina Leven, 1970
                                                   8 Genus †Rectomillerella van Liem, 1974
                                                   9 Genus †Sichotenella Tumanskaya, 1953