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
         Class Nemertini see Phylum Nemertea Schultze, 1851
           Subclass Enopla see Class Enopla Schultze, 1851
             Order Hoplonemertini see Order Hoplonemertea Hubrecht, 1879
               1 Genus Amphiporus Ehrenberg, 1831
               2 Genus Oerstedia Quatrefages, 1846
               3 Genus Emplectonema Stimpson, 1857
               4 Genus Ototyphlonemertes Diesing, 1863
               5 Genus Drepanophorus Hubrecht, 1874
               6 Genus Prostoma Dugès, 1828
               7 Genus Tetrastemma Ehrenberg, 1831
               8 Genus Geonemertes Semper, 1863