The land mollusca of southwestern North Dakota
By: by David Bickel.
Series: REAP reports ; no. 77-7
Publisher: Regional Environmental Assessment Program
Published: 1977
Place of publication: [Bismark? N.D.]
Language: eng
Number of pages: 45
Subjects: Gastropoda -- North Dakota.; Mollusks -- North Dakota.
Notes: Bibliography: p. 44-45.
"A report of a project of the North Dakota Regional Environmental Assessment Program (REAP) contract no. 6-02-1."