01000cam a22002891 4500 gs 47000238 DLC 20260227111352.0 850404s1947 mauf 000 0 eng c gs 47000238 (OCoLC)11887237 U. S. Geol. Survey. Libr. TxHR OCoLC DLC premarc QE772 .C725 563.12 Cushman, Joseph A. (Joseph Augustine), 1881-1949. An Eocene foraminiferal fauna from the Chira shale of Peru, by Joseph A. Cushman and Benton Stone. Sharon, Mass., 1947. 27 p. 4 pl. on 2 l. 23 cm. Cushman Foundation for Foraminiferal Research. Special publication no. 20 Cover title. "Published through aid of Frieda B. Cushman publication fund." Foraminifera, Fossil. Paleontology Eocene. Paleontology Peru. Stone, Benton, joint author. 28179 28179