Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Platy-helminthes see Phylum Platyhelminthes Gegenbaur, 1859
           Class Turbellaria Ehrenberg, 1831 - planarians see Subphylum Turbellaria Ehrenberg, 1831
             Superorder Neoophora see Class Neoophora
               Order Neorhabdocoela see Order Rhabdocoela Ehrenberg, 1831
                 Suborder Typhloplanoida Graff, 1908 see Suborder Typhloplanida
                   Genus Mesostoma Ehrenberg, 1837[1836]
                     1 Mesostoma ehrenbergi (Focke) see Mesostoma ehrenbergii (Focke)