The late Oligocene Creede flora, Colorado / by Daniel I. Axelrod. Axelrod, Daniel I. Paleobotany Oligocene. Paleobotany Colorado. QE928 .A94 1987 560.178 19 AXL Includes bibliographical references. Berkeley : University of California Press, c1987. c1987. 1987 Text x, 235 p. : eng University of California publications in geological sciences ; v. 130 Creede Formation (Colo.) Colorado.