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 Halvaria Cavalier-Smith, 2010
                                 Superphylum Alveolata Cavalier-Smith, 1991
                                   Phylum Ciliophora Doflein, 1901 - ciliates
                                     Subphylum Postciliodesmatophora Gerassimova & Seravin, 1976 - desmates
                                       Class Heterotrichea Stein, 1859 [monotypic]
                                         Order Heterotrichidaᵀ Stein, 1859 - heterotrichs
                                           "stentorids"
                                             Family Folliculinidae Dons, 1914
                                               Genus Eufolliculina Hadzi, 1951
                                                 Eufolliculina ampullacea Hadzi, 1951
                                                 Eufolliculina baltica Sjögren, 1964
                                                 Eufolliculina latemarginata Sahrhage, 1916
                                                 Eufolliculina moebiusiᵀ (Kahl, 1932) Hadzi, 1951
                                                 Eufolliculina uhligi Mulisch & Patterson, 1983