Freshwater triclads (Turbellaria) of North America, IX, the genus Sphalloplana
By: Roman Kenk.
Series: Smithsonian contributions to zoology ; no. 246; Smithsonian contributions to zoology ;; no. 246.
Publisher: Smithsonian Institution Press
Published: 1977
Place of publication: Washington
Language: eng
Number of pages: 38
Subjects: Sphalloplana.; Platyhelminthes -- North America.
Notes: Bibliography: p. 25-26.