2007 GSA Denver Annual Meeting (28–31 October 2007)
Session No. 70 Monday, 29 October 2007
8:00 AM-12:00 PM, Colorado Convention Center: 501

T53. Evidence for Paleoenvironmental Change during the Paleogene from the Interior Basins of Western North America

Cynthia A. Stiles, Alan R. Carroll and Michael E. Smith, Presiding
 Paper #Start Time
 8:00 AM Introductory Remarks
70-18:05 AM FAUNAL AND ENVIRONMENTAL CHANGE ACROSS THE PALEOCENE-EOCENE BOUNDARY IN THE NORTH AMERICAN CONTINENTAL INTERIOR: BIGHORN BASIN, WYOMING: GINGERICH, Philip D., Department of Geological Sciences and Museum of Paleontology, The Univ of Michigan, Ann Arbor, MI 48109-1079, gingeric@umich.edu
70-28:25 AM DISCOVERY OF THE CARBON ISOTOPE EXCURSION (CIE) AT THE PALEOCENE-EOCENE BOUNDARY IN THE PICEANCE CREEK BASIN, WESTERN COLORADO: BURGER, Benjamin John, Geological Science, University of Colorado at Boulder, Campus Box 399, 2200 Colorado Ave, Boulder, CO 80309-0399, benjamin.burger@colorado.edu
70-38:40 AM ELLESMERE ISLAND AS AN ARCTIC COUNTERPOINT TO THE MID-LATITUDES: ISOTOPIC SIMILARITIES, DIFFERENCES, AND THEIR RELEVANCE TO PALEOENVIRONMENTAL RESEARCH: EBERLE, Jaelyn J.1, FRICKE, Henry2, HUMPHREY, John3, and HACKETT, Logan3, (1) CU Museum and Geological Sciences, University of Colorado, 265 UCB, Boulder, CO 80309, Jaelyn.Eberle@Colorado.edu, (2) Department of Geology, Colorado College, 14 East Cache La Poudre St, Colorado Springs, CO 80903, (3) Department of Geology and Geological Engineering, Colorado School of Mines, 1516 Illinois St, Golden, CO 80401
70-48:55 AM FLORAL CHANGE IN THE NORTH AMERICAN PALEOCENE: PEPPE, Daniel J., HICKEY, Leo J., and EVANS, David A.D., Department of Geology and Geophysics, Yale University, P.O. Box 208109, New Haven, CT 06520-8109, daniel.peppe@yale.edu
70-59:10 AM RAPID GLOBAL WARMING AND FLORAL CHANGE AT THE PALEOCENE-EOCENE BOUNDARY: WING, Scott L., Dept. Paleobiology, Smithsonian Institution, MRC121, Washington, DC 20560, wings@si.edu and LOVELOCK, Elizabeth C., Earth Science, University of California Santa Barbara, Webb Hall, BLDG 526, Santa Barbara, CA 93106-9630
 9:30 AM Break
70-69:45 AM ABRUPT PALEOENVIRONMENTAL CHANGE DURING THE PALEOCENE-EOCENE THERMAL MAXIMUM IN THE BIGHORN BASIN, WYOMING: WOODY, Daniel T.1, KRAUS, Mary J.1, SMITH, Jon J.2, and HASIOTIS, Stephen T.2, (1) Dept of Geological Sciences, Univ of Colorado, Boulder, CO 80309-0399, mary.kraus@colorado.edu, (2) Department of Geology, University of Kansas, Lawrence, KS 66045-7613
70-710:05 AM EVIDENCE OF PALEOCENE-EOCENE PALEOENVIRONMENTAL CHANGE IN THE PALEOSOL RECORD OF THE WILLISTON BASIN OF WESTERN NORTH DAKOTA: STILES, Cynthia A.1, SHULLENBERGER, Eric D.2, BOLGER, Kathleen F.2, and KELLY, D. Clay3, (1) Soil Science, Univ of Wisconsin - Madison, 1525 Observatory Drive, Madison, WI 53706-1299, castiles@wisc.edu, (2) Dept. of Geology and Geophysics, University of Wisconsin, Madison, 1215 W. Dayton St, Madison, WI 53706, (3) Geology & Geophysics, Univ of Wisconsin - Madison, 1215 W. Dayton Street, Madison, WI 53706
70-810:20 AM PLANT COMMUNITY CHANGE AND THE MAGNITUDE OF THE CARBON ISOTOPE EXCURSION AT THE PALEOCENE-EOCENE THERMAL MAXIMUM: SMITH, Francesca A., Department of Earth and Planetary Sciences, Northwestern University, 1850 Campus Drive, Evanston, IL 60208, cesca@earth.northwestern.edu, WING, Scott L., Department of Paleobiology, National Museum of Natural History, Smithsonian Institution, Washington, DC 20560, and FREEMAN, Katherine H., Department of Geosciences, Pennsylvania State University, 235 Deike Building, University Park, PA 16802
70-910:35 AM THE TERRESTRIAL RESPONSE TO THE POST EOCENE-OLIGOCENE CLIMATIC TRANSITION, POLESLIDE MEMBER, BRULE FORMATION, BADLANDS NATIONAL PARK, SOUTH DAKOTA: MINTZ, Jason S., Geology, Baylor, One Bear Place #97354, Waco, TX 76798-7354, Jason_Mintz@Baylor.edu, TERRY, Dennis O. Jr, Geology, Temple University, 1901 N. 13th St, Philadelphia, PA 19122, and STINCHCOMB, Gary E., Department of Geology, Temple University, 303 Beury Hall, 1901 N. 13th St, Philadelphia, PA 19122-6081
70-1010:50 AM PALEOSOL-BASED INTERPRETATIONS OF BASIN HISTORY AND PALEOCLIMATIC CHANGE: THE EOCENE-OLIGOCENE WHITE RIVER GROUP OF NEBRASKA AND SOUTH DAKOTA: TERRY, Dennis O. Jr, Department of Geology, Temple University, 1901 N. 13th St, Philadelphia, PA 19122, doterry@temple.edu
70-1111:05 AM PALEOCENE TO EOCENE CLIMATE CHANGE IN CENTRAL UTAH: CHEMO- AND LITHOSTRATIGRAPHY OF THE FLAGSTAFF FORMATION, CENTRAL UTAH: BOWEN, Gabriel and BOWEN, Brenda B., Earth and Atmospheric Sciences, Purdue University, 550 Stadium Mall Dr, West Lafayette, IN 47907, gabe@purdue.edu
70-1211:20 AM U-TH/HE AND FISSION-TRACK DETRITAL GRAIN DOUBLE DATING AS A PALEO-WILDFIRE INDICATOR: TRIALS AND TRIBULATIONS FROM TWO WESTERN INTERIOR BASINS AND IMPLICATIONS TO THE PETM: TIPPLE, Brett J., Department of Geology & Geophysics, Yale Univ, P.O. Box 208109, New Haven, CT 06520, brett.tipple@yale.edu, REINERS, Peter, Department of Geosciences, University of Arizona, Tucson, AZ 85721, THOMSON, Stuart N., Geology & Geophysics, Yale University, New Haven, CT 06511, WING, Scott L., Department of Paleobiology, National Museum of Natural History, Smithsonian Institution, Washington, DC 20560, and STEWART, Richard J., Department of Earth and Space Sciences - Quaternary Research Center, Univ Washington, Box 1310, Seattle, WA 98195
70-1311:35 AM STROMATOLITES AS INDICATORS OF LAKE CLIMATE AND CHEMISTRY: BUCHHEIM, H. Paul1, AWRAMIK, Stanley2, and SHULTZ, Carol1, (1) Department of Earth and Biological Sciences, Loma Linda University, Loma Linda, CA 92350, pbuchheim@llu.edu, (2) Department of Geological Sciences, Univ of California, Santa Barbara, Santa Barbara, CA 93106
 11:55 AM Concluding Remarks

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