Permian fauna at El Antimonio, western Sonora, Mexico
Subtitle: by G. Arthur Cooper [and others]
Series: Smithsonian miscellaneous collections,; v. 119, no. 2
Publisher: Smithsonian Institution
Published: 1953
Place of publication: Washington
Language: eng
Number of pages: 106
Subjects: Paleontology -- Permian.; Paleontology -- Mexico -- Sonora (State)
Notes: Includes bibliographies.
Publication 4108.
At head of title: Charles D. and Mary Vaux Walcott Research Fund.