Geology and paleontology of Canal Zone and adjoining parts of Panama
Subtitle: description of Tertiary mollusks (gastropods: vermetidae to thaididae)
By: by W. P. Woodring.
Series: Geological Survey professional paper -- 306-B
Publisher: U.S. Govt. Print. Off.
Published: 1959
Place of publication: Washington
Language: eng
Number of pages: 239
Subjects: Mollusks, Fossil -- Panama.; Paleontology -- Panama -- Tertiary.; Gastropoda, Fossil -- Panama.; Formations (Geology) -- Panama.
Other titles: Description of Tertiary mollusks (gastropods: vermetidae to thaididae).
Notes: "A contribution to the history of the Panamá land bridge."

Includes bibliographical references (p. 224-228) and index.