North American Paleozoic land snails
Subtitle: with a summary of other Paleozoic nonmarine snails
By: by Alan Solem and Ellis L. Yochelson.
Contributors: Yochelson, Ellis Leon, 1928- joint author.
Series: Geological Survey professional paper ; 1072; Geological Survey professional paper ;; 1072.
Publisher: U.S. Govt. Print. Off.
Published: 1979
Place of publication: Washington
Language: eng
Number of pages: 42
Subjects: Gastropoda, Fossil -- North America.; Paleontology -- Paleozoic.; Paleontology -- North America.
Notes: Bibliography: p. 36-38.
Includes index.