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
               Subclass Gregarinasina Dufour, 1828
                 Order Neogregarinorida Grassé, 1953
                   Family Caulleryellidae Keilin, 1914
                     Genus Caulleryellaᵀ Keilin, 1914
                       Caulleryella aphiochaetaeᵀ Keilin, 1914
                       Caulleryella maligna Godoy & Pinto, 1922
                       Caulleryella pipientis