Geology and paleontology of Canal Zone and adjoining parts of Panama
Subtitle: description of Tertiary mollusks (gastropods)
By: by W.P. Woodring
Series: Geological Survey professional papers -- 306-A-E; Professional paper (Geological Survey (U.S.)) -- 306-A-E
Publisher: U.S. G.P.O.
Published: 1957
Place of publication: Washington
Language: eng
Subjects: Fossil Mollusks; Paleontology
Other titles: Description of Tertiary mollusks (gastropods)
Notes: Subtitle varies on pt. A: Geology and description of Tertiary mollusks ...

"A contribution to the history of the Panama land bridge."

Includes bibliographies and indexes.