Skinner, Morris F.Skinner, Shirley M.Gooris, Raymond J.2005-10-062005-10-061968http://hdl.handle.net/2246/1110p. 381-436, [7] p. of plates (1 folded) : ill., maps ; 27 cm.Includes bibliographical references (p. 433-436).21239382 bytesapplication/pdfen-USQH1 .A4 vol.138, art.7, 1968Geology, Stratigraphic -- Tertiary -- South Dakota -- Tripp County.Geology -- South Dakota -- Tripp County.Vertebrates, Fossil -- South Dakota -- Tripp County.Paleontology -- Tertiary -- South Dakota -- Tripp County.Paleontology -- South Dakota -- Tripp County.Cenozoic rocks and faunas of Turtle Butte, south-central South Dakota. Bulletin of the AMNH ; v. 138, article 7Turtle Buttetext