Swain, Frederick M., and James A. Peterson

OSTRACODES FROM THE UPPER PART OF THE SUNDANCE FORMATION OF SOUTH DAKOTA, WYOMING, AND SOUTHERN MONTANA: PROFESSIONAL PAPER 243-A

Washington, DC: United States Geological Survey/USGS/Government Printing Office/GPO, 1952. Soft cover. Near Fine. Item #46739

Description and illustrations of a Late Jurassic fauna from the Redwater shale member, distrbution of ostracodes in the Swift formation. Pages 1 through 18 with index map, references and index, plus the two plates bound in the rear. Bound in original stiff gray covers printed in black. Receiving stamp on the front cover. A near fine copy.

Price: $25.00