The non-marine mollusca of Oregon and Washington.
By: by Junius Henderson.
Series: The University of Colorado Studies -- v. 23, no. 4 (June, 1936); University of Colorado studies -- v. 23, no. 4.
Publisher: [University of Colorado]
Published: 1936
Place of publication: Boulder, Colo
Language: eng
Number of pages: 280
Subjects: Mollusks -- Oregon.; Mollusks -- Washington (State)
Notes: Includes index.

Bibliography: p. 278.