Biodiversity Heritage Library
By "Kenk, Roman, 1898-"
Freshwater planarians (Turbellaria) of North America.
By: Kenk, Roman, - Oceanography and Limnology Program (Smithsonian Institution) - United States.
Publication info: [Washington,U.S. Environmental Protection Agency]; for sale by the Supt. of Docs., U.S. Govt. Print. Off.,1972.
Contributed by: MBLWHOI Library