Index of the genera and species of the freshwater triclads (Turbellaria) of the
Kenk, Roman
Index of the genera and species of the freshwater triclads (Turbellaria) of the - Washington 1974 - 90 p. - No. 183; Smithsonian Contribut .
Index of the genera and species of the freshwater triclads (Turbellaria) of the - Washington 1974 - 90 p. - No. 183; Smithsonian Contribut .