Rocky Mountain (56th Annual) and Cordilleran (100th Annual) Joint Meeting (May 3–5, 2004)
Session No. 33 Wednesday, May 5, 2004
8:00 AM-12:00 PM, Boise Centre on the Grove: The Summit

S5. Paleontology and Geology of the Missouri River: Following the Footsteps of Lewis and Clark II

James E. Martin and David C. Parris, Presiding
 Paper #Start Time
33-18:00 AM THE LARGEST MOSASAUR (SQUAMATA; REPTILIA) FROM THE MISSOURI RIVER AREA (LATE CRETACEOUS; PIERRE SHALE) OF SOUTH DAKOTA: MEREDITH, Robert W., Department of Biology, Unviersity of California, Riverside, Riverside, CA 92521, robert.meredith@email.ucr.edu, MARTIN, James E., Museum of Geology, SD School of Mines and Technology, Rapid City, SD 57701, and WEGLEITNER, Paul N., Department of Environment and Natural Resources, Pierre, SD 57501
33-28:20 AM UNUSUAL PRESERVATION OF THE PELVIC REGION OF PLATECARPUS, (MOSASAURIDAE; REPTILIA) FROM THE SHARON SPRINGS MEMBER OF THE PIERRE SHALE: O'GRADY, Bevin Rose, Rutgers University, New Brunswick, NJ 08901, brogrady@hotmail.com, PAPPAS, John A., Rutgers Univ, New Brunswick, NJ 08901, and MOSES, Randolph J., Dept. of Geology and Geologic Engineering, South Dakota School of Mines and Technology, 501 East St. Joseph St, Rapid City, SD 57701
33-38:40 AM MOLLUSCS IN THE STOMACH CONTENTS OF GLOBIDENS, A SHELL-CRUSHING MOSASAUR, FROM THE LATE CRETACEOUS PIERRE SHALE, BIG BEND AREA OF THE MISSOURI RIVER, CENTRAL SOUTH DAKOTA: MARTIN, James E., Museum of Geology, SD School of Mines and Technology, Rapid City, SD 57701, james.martin@sdsmt.edu and FOX, James E., Department of Geology and Geological Engineering, South Dakota School Mines & Technology, Rapid City, SD 57701, James.Fox@sdsmt.edu
33-49:00 AM SIZE VARIATION IN CRANIAL MORPHOLOGY OF LATE CRETACEOUS TOXOCHELYS (TESTUDINES; CHELONIIDAE) OF SOUTH DAKOTA: HART, Margaret, Geology/ Paleontology, South Dakota School of Mines and Technology, Rapid City, SD 57701, maggiemhart@aol.com.
33-59:20 AM COMPARISON OF GASTROLITHS WITHIN PLESIOSAURS FROM THE LATE CRETACEOUS MARINE DEPOSITS OF VEGA ISLAND, ANTARCTIC PENINSULA, AND THE MISSOURI RIVER AREA, SOUTH DAKOTA: THOMPSON, Wayne A., Department of Geological Sciences, SD School of Mines and Technology, Rapid City, SD 57701, Wayne.Thompson@gold.sdsmt.edu, MARTIN, James E., Museum of Geology, SD School of Mines and Technology, Rapid City, SD 57701, and REGUERO, Marcelo, Departamento Paleontologia Vertebrados, Museo de La Plata, La Plata, Argentina
33-69:40 AM DISTRIBUTION AND TAPHONOMY OF THE FLYING REPTILE, PTERANODON, FROM THE CAMPANIAN LOWER PIERRE SHALE OF SOUTH DAKOTA: ROBERTS, Jennifer E., Department of Geology, South Dakota School of Mines and Technology, 501 East Saint Joseph Street, Rapid City, SD 57701, Jennifer.Roberts@gold.sdsmt.edu.
 10:00 AM Break
33-710:20 AM A NEW SPECIES OF THE DIVING BIRD, BAPTORNIS, FROM THE LOWER PIERRE SHALE (UPPER CRETACEOUS) OF SOUTHWESTERN SOUTH DAKOTA: PERSON, Amanda Cordes, Ornithology, Sam Noble Oklahoma Museum of Nat History, 2401 Chautauqua Avenue, Norman, OK 73072, amandaq@ou.edu and MARTIN, James E., Museum of Geology, South Dakota School of Mines and Technology, 501 E. St. Joseph Street, Rapid City, SD 57701
33-810:40 AM PALEOECOLOGICAL IMPLICATIONS OF THE FOX HILLS FORMATION (MAASTRICHTIAN) REPTILIAN AND AMPHIBIAN FAUNA FROM SOUTH-CENTRAL NORTH DAKOTA: HOGANSON, John W., North Dakota Geol Survey, 600 East Boulevard Avenue, Bismarck, ND 58505, jhoganso@state.nd.us and ERICKSON, J. Mark, Geology Department, St. Lawrence Univ, Canton, NY 13617
33-911:00 AM MEEK AND HAYDEN’S NONMARINE PALEONTOLOGY OF THE UPPER MISSOURI RIVER SECTION: HARTMAN, Joseph H., Department of Geology and Geological Engineering, Univ of North Dakota, Box 8358, Grand Forks, ND 58202, joseph_hartman@und.nodak.edu.
33-1011:20 AM FOSSIL MAMMALS OF THE SENTINEL BUTTE FORMATION (LATE PALEOCENE) OF NORTH DAKOTA: KIHM, Allen J., Department of Geosciences, Minot State University, Minot, ND 58707, kihm@minotstateu.edu, KRAUSE, David W., Department of Anatomical Sciences, Stony Brook Univ, Stony Brook, NY 11794, and HARTMAN, Joseph H., Department of Geology and Geological Engineering, University of North Dakota, PO Box 8358, Grand Forks, ND 58202
33-1111:40 AM QUATERNARY STRATIGRAPHY AND ARCHAEOLOGICAL GEOLOGY ALONG THE MISSOURI RIVER AND GEOMORPHIC CONTEXTS ASSOCIATED WITH THE LEWIS AND CLARK EXPEDITION: HILL, Christopher L., Department of Anthropology, Boise State Univ, 1910 University Drive, Boise, ID 83725-1950, chill2@boisestate.edu and KARSMIZKI, Kenneth W., Columbia Gorge Discovery Ctr, 5000 Discovery Drive, The Dalles, 97058

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