Class Hirudinea Lamarck, 1818 - leeches see Subclass Hirudinida
   Subclass Euhirudinea Lukin, 1956 - true leeches see Subclass Hirudinida
     Order Rhynchobdellida Blanchard, 1894
       Family Glossiphoniidae Vaillant, 1890
         Subfamily Glossiphoniinae Johnson, 1816
           1 Genus Glossiphonia Johnson, 1817
           2 Genus Hemiclepsis Vejdovský, 1884
           3 Genus Placobdella Blanchard, 1893
           4 Genus Desserobdella Barta & Sawyer, 1990 see Genus Placobdella Blanchard, 1893