Freshwater triclads (Turbellaria) of North America.
Subtitle: IV. The polypharyngeal species of Phagocata.
Series: Smithsonian contributions to zoology, no. 80; Smithsonian contributions to zoology ;; no. 80.
Publisher: Smithsonian Institution Press; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.]
Published: 1970
Place of publication: Washington
Language: eng
Number of pages: 17
Subjects: Phagocata gracilis.; Phagocata woodworthi.; Platyhelminthes -- Classification.; Platyhelminthes -- North America.
Notes: Bibliography: p. 15-17.