Glossiphoniidae Vaillant, 1890
Placobdella bdellae Ingram, 1957
Placobdella bistriata Pinto, 1920
Placobdella costata (Fr. Muller, 1846)
Placobdella hollensis (Whitman, 1892)
Placobdella mexicana Moore, 1898
Placobdella montifera (Moore, 1906)
Placobdella multilineata Moore, 1953
Placobdella nuchalis (Sawyer & Shelley, 1976)
Placobdella okai Soós, 1969
Placobdella ornata (Verrill, 1872)
Placobdella papillifera (Verrill, 1872)
Placobdella parasitica (Say, 1824)
Placobdella translucens (Sawyer & Shelley, 1976)
