Geology and paleontology of Canal Zone and adjoining parts of Panama
Subtitle: description of Tertiary mollusks (gastropods: eulimidae, marginellidae to helminthoglyptidae)
By: by W. P. Woodring.
Series: Geological Survey professional paper -- 306-D
Publisher: U.S. Govt. Print. Off.
Published: 1970
Place of publication: Washington
Language: eng
Number of pages: 452
Subjects: Geology -- Panama.; Paleontology -- Panama -- Tertiary.; Gastropoda, Fossil -- Panama.; Mollusks, Fossil -- Panama.
Other titles: Description of Tertiary mollusks (gastropods: eulimidae, marginellidae to helminthoglyptidae).
Notes: "A contribution to the history of the Panama land bridge."

Includes bibliographical references (p. 435-440) and index.