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By: Hyman, Libbie Henrietta,Edition:Publication info: New York City, The American Museum of Natural History, [1943]Volume: no.1241 (1943)Series:Holding Institution: American Museum of Natural History LibrarySubjects: 59.51,23(73) Classification Nomenclature Platyhelminthes Rhynchodemidae Tricladida Turbellaria United StatesBHL Collections:
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By: Hyman, Libbie Henrietta,Edition:Publication info: New York, N.Y, American Museum of Natural History, [1955]Volume: no. 1714Series:Holding Institution: American Museum of Natural History LibrarySubjects: 59.51,23(73) Classification Platyhelminthes Turbellaria United StatesBHL Collections: