Class Hirudinea Lamarck, 1818 - leeches see Subclass Hirudinida
   Subclass Euhirudinea Lukin, 1956 - true leeches see Subclass Hirudinida
     Order Arhynchobdellida Blanchard, 1894
       Suborder Erpobdelliformes
         Family Erpobdellidae Blanchard, 1894
           1 Genus Dina Blanchard, 1892
           2 Genus Erpobdella Lamarck, 1818
           3 Genus Mooreobdella Pawlowski, 1955
           4 Genus Nephelopsis Verrill, 1872 see Genus Erpobdella Lamarck, 1818