Cordilleran Section (104th Annual) and Rocky Mountain Section (60th Annual) Joint Meeting (19–21 March 2008)
Session No. 12 Thursday, 20 March 2008
8:00 AM-12:00 PM, University of Nevada-Las Vegas: Student Union 209


Alan L. Titus and Jeffery G. Eaton, Presiding
 Paper #Start Time
12-18:00 AM FIRST REPORT OF THE HYPER-GIANT CRETACEOUS CROCODYLIAN DEINOSUCHUS FROM UTAH: TITUS, Alan L.1, KNELL, Michael J.2, WIERSMA, Jelle P.3, and GETTY, Mike A.3, (1) Grand Staircase–Escalante National Monument, Bureau of Land Management, Kanab, UT 84741-3244,, (2) Earth Sciences, Montana State University, Bozeman, MT 59717, (3) Utah Museum of Natural History, University of Utah, 1390 East Presidents Circle, Salt Lake City, UT 84112-0050
12-28:20 AM PRE-GLACIAL NITROGEN CYCLE IN THE LATE ORDOVICIAN VININI FORMATION: HERRMANN, Achim D., Barrett Honors College, Arizona State University, Tempe, AZ 85287, and FINNEY, Stanley C., Department of Geosciences, California State Univ, Long Beach, Long Beach, CA 90840
12-38:40 AM GEOCHEMICAL EVIDENCE OF ENHANCED OCEAN ANOXIA DURING THE LATE CAMBRIAN SPICE EVENT AND IMPLICATIONS FOR TRILOBITE BIOMERE EXTINCTIONS: GILL, Benjamin, Dept. of Earth Sciences, University of California-Riverside, Riverside, CA 92521,, LYONS, Timothy, Dept. of Earth Sciences, University of California, Riverside, CA 92521, SALTZMAN, Matthew R., Department of Geological Sciences, The Ohio State University, 125 S. Oval Mall, Columbus, OH 43210, KUMP, Lee R., Department of Geosciences, Pennsylvania State University, University Park, PA 16802, and YOUNG, Seth, School of Earth Sciences, Ohio State University, 275 Mendenhall Lab, Columbus, OH 43210
12-49:00 AM ANALYSIS OF MIDDLE MIOCENE DIATOMS FROM THE QUINCY DIATOMITE, CENTRAL WASHINGTON: MENICUCCI, Anthony Joseph1, NOBLE, Paula1, and HOUSEMAN, Michel2, (1) Geological Science, University of Nevada, Reno, 1664 N. Virginia St./172, Reno, NV 89557,, (2) World Minerals Inc, P.O. Box 287, La Grande, OR 97850
12-59:20 AM A NEWLY DISCOVERED MAMMOTH IN SAN JOSE, CALIFORNIA, POSES A STRATIGRAPHIC PUZZLE: ANDERSEN, David W.1, GOODWIN, Mark B.2, SHOSTAK, Nancy C.1, WENTWORTH, Carl M.3, and TINSLEY, John C.3, (1) Department of Geology, San Jose State Univ, San Jose, CA 95192-0102,, (2) Museum of Paleontology, University of California, Berkeley, CA 94720, (3) U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025
12-69:40 AM REVISION OF THE STRATIGRAPHY FOR HIGH-POTASSIUM VOLCANIC ROCKS OF THE STANISLAUS GROUP IN THE CENTRAL SIERRA NEVADA, CALIFORNIA: HAGAN, Jeanette C.1, PLUHAR, Christopher J.2, and BUSBY, Cathy J.1, (1) Department of Earth Science, University of California, Santa Barbara, Santa Barbara, CA 93106,, (2) Department of Earth & Environmental Sciences, California State University, Fresno, 2576 E. San Ramon Ave., Mail Stop ST-24, Fresno, CA 93740
 10:00 AM Break
12-710:20 AM A MID-NEOPROTEROZOIC WESTERN INTERIOR SEAWAY: A 766 MA TRANSGRESSION RECORDED AT THE UTAH-COLORADO BORDER, U.S.A: RYBCZYNSKI, Dan, Geology, Utah State University, 4505 Old Main Hill, Logan, UT 84322-4505,, DEHLER, Carol M., Department of Geology, Utah State Univ, 4505 Old Main Hill, Logan, UT 84322, LINK, Paul, Geosciences, Idaho State University, Campus Box 8072, Pocatello, ID 83209-8072, and FANNING, Mark, Research School of Earth Sciences, Australian National University, Canberra, ACT 0200, Australia
12-810:40 AM MORPHOLOGICAL PATTERN OF MIDDLE CAMBRIAN TRILOBITE ELRATHIA KINGII OVER TIME: STATIC OR DYNAMIC: ERWIN, Marty, School of Life Sciences, University of Nevada Las Vegas, 4505 Maryland Parkway, Las Vegas, NV 89154-4004,
12-911:00 AM LOWER TRIASSIC AMMONOID BEDS IN THE CONFUSION RANGE OF WESTERN UTAH: STEPHEN, Daniel A.1, BYLUND, Kevin G.1, BYBEE, Paul J.2, and REAM, Wesley J.1, (1) Earth Science Department, Utah Valley State College, 800 West University Parkway, Orem, UT 84058,, (2) Biology Department, Utah Valley State College, 800 West University Parkway, Orem, UT 84058
12-1011:20 AM CRETACEOUS FRESHWATER RAYS (CHONDRICHTHYES, RHINOBATOIDEI) AND THE DEVELOPMENT OF AN INTEGRATIVE APPROACH TO NONMARINE BIOSTRATIGRAPHY: EATON, Jeffrey G., Geosciences, Weber State University, Department Of Geosciences, Ogden, UT 84408-2507, and KIRKLAND, James I., Utah Geological Survey, 1594 West North Temple, Suite 3110, P.O. Box 146100, Salt Lake City, UT 84114-6100
12-1111:40 AM CURRENT RESEARCH ON THE STATURE AND PALAEODIET OF THE PRATUM-RUTSCHMAN/QUALEY MAMMOTH, MARION COUNTY, OREGON: BARTON, Bax R., Quaternary Research Center and Burke Museum of Natural History and Culture, University of Washington, Box 351360, Seattle, WA 98195-1360, and CEARLEY, Stacie J., Department of Anthropology and Museum Studies, Central Washington University, Ellensburg, WA 98926,

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