The paleontology of the Zorritos formation of the north Peruvian oil fields
By: by Edmund M. Spieker.
Series: The Johns Hopkins University studies in geology -- no. 3; Johns Hopkins University studies in geology -- no. 3
Publisher: The Johns Hopkins Press
Published: 1922
Place of publication: Baltimore
Language: eng
Number of pages: 196
Subjects: Mollusks, Fossil; Paleontology -- Peru
Other titles: Zorritos formation of the north Peruvian oil fields.