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 Eugregarinorida Léger, 1900
                   Family Monoductidae Ray & Chakravarty, 1933
                     1 Genus Monoductusᵀ Ray & Chakravarty, 1933
                     2 Genus Stenoductus Ramachandran, 1976
                     3 Genus Phleobum Haldar & Chakraborty, 1974