CALL FOR PROPOSALS:

ORGANIZERS

  • Harvey Thorleifson, Chair
    Minnesota Geological Survey
  • Carrie Jennings, Vice Chair
    Minnesota Geological Survey
  • David Bush, Technical Program Chair
    University of West Georgia
  • Jim Miller, Field Trip Chair
    University of Minnesota Duluth
  • Curtis M. Hudak, Sponsorship Chair
    Foth Infrastructure & Environment, LLC

 

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Session No. 80
Monday, 10 October 2011: 8:00 AM-12:00 PM
Room 200FG (Minneapolis Convention Center)

T66. Advances in Terrestrial Paleoclimatology and Paleoecology: Geochemical Techniques and Examples Using Inorganic and Organic Molecules in Fossil Soils, Plants, Invertebrates, and Vertebrates II

GSA Geobiology & Geomicrobiology Division; Paleontological Society; Geochemical Society; GSA Archaeological Geology Division

 

Celina Suarez, Samuel Matson, Aisha Al-Suwaidi and Patrick Wheatley, Advocates
Paper #
Start Time
1
8:00 AM
PLANT TERPENOIDS AND ISOTOPE TOOLS TO RECONSTRUCT THE TERRESTRIAL CARBON CYCLE AND PALEOECOLOGY: RESULTS FROM MODERN AND ANCIENT STUDIES
DIEFENDORF, Aaron F., Department of Geology, University of Cincinnati, PO Box 210013, Cincinnati, OH 45221-0013, FREEMAN, Katherine H., Department of Geosciences, Pennsylvania State University, 235 Deike Building, University Park, PA 16802, WING, Scott L., Paleobiology, Smithsonian Institution, P.O. Box 37012, Washington, DC 20013-7012 and CURRANO, Ellen D., Department of Geology, Miami University, 114 Shideler Hall, Oxford, OH 45056, aaron.diefendorf@uc.edu, aaron.diefendorf@uc.edu
2
8:20 AM
WET SUMMERS IN THE EOCENE ARCTIC QUANTIFIED FROM HIGH-RESOLUTION CARBON ISOTOPE MEASUREMENTS ACROSS FOSSIL TREE-RINGS
SCHUBERT, Brian A., School of Geosciences, University of Louisiana at Lafayette, 611 McKinley St 44530, Hamilton Hall #323, Lafayette, LA 70508, JAHREN, A. Hope, Geology and Geophysics, University of Hawaii, 1680 East-West Road, POST 701, Honolulu, HI 96822, EBERLE, Jaelyn J., CU Museum and Geological Sciences, University of Colorado, 265 UCB, Boulder, CO 80309, STERNBERG, Leonel S.L., Department of Biology, University of Miami, 1301 Memorial Drive, Coral Gables, FL 33124, EBERTH, David A., Royal Tyrrell Museum of Palaeontology, Drumheller, T2L 2A7, Canada and SWEET, Arthur R., Geological Survey of Canada, 3303 – 33 Street NW, Calgary, AB T2L 2A7, Canada, schubert@louisiana.edu, schubert@louisiana.edu
3
8:35 AM
A NEW MODERN ANALOG FOR THE EOCENE ARCTIC FOREST FROM OXYGEN ISOTOPES IN CELLULOSE-DERIVED PHENYLGLUCOSAZONE
JAHREN, A. Hope1, SCHUBERT, Brian A.2, STERNBERG, Leonel S.L.3 and ELLSWORTH, Patricia3, (1)Geology and Geophysics, University of Hawaii, 1680 East-West Road, POST 701, Honolulu, HI 96822, (2)School of Geosciences, University of Louisiana at Lafayette, 611 McKinley St 44530, Hamilton Hall #323, Lafayette, LA 70508, (3)Department of Biology, University of Miami, 1301 Memorial Drive, Coral Gables, FL 33124, jahren@hawaii.edu, jahren@hawaii.edu
4
8:50 AM
PALEOSOL CARBON ISOTOPE STRATIGRAPHY AND A ROCK MAGNETIC RECORD OF CLIMATE CHANGE ACROSS THE PALEOCENE-EOCENE BOUNDARY IN THE BOGOTA BASIN, COLOMBIA
MORÓN, Sara, Department of Earth Sciences, University of Minnesota, 310 Pillsbury Drive SE, Minneapolis, MN 55455-0231, FOX, David L., Department of Earth Sciences, University of Minnesota, 310 Pillsbury Drive SE, Minneapolis, MN 55455-0219, FEINBERG, Joshua M., Institute for Rock Magnetism, University of Minnesota, Department of Earth Sciences, 100 Union Street SE, Minneapolis, MN 55455, BAYONA, Germán, Corporación Geológica ARES, Calle 44 A # 53-96, Bogotá, Colombia and VALLEJO, Maria Camila, Smithsonian Tropical Research Institute, Unit 0948, APO AA 34002, Balboa, Ancon, 0843-03092, Panama, moro0041@umn.edu, moro0041@umn.edu
5
9:05 AM
HOW FAITHFULLY DO SMALL MAMMALS RECORD C4 GRASS ABUNDANCE IN GRASSLAND ECOSYSTEMS? ISOTOPIC INSIGHTS FROM MODERN AND FOSSIL COMMUNITIES
FOX-DOBBS, Kena1, HAVELES, Andrew W.2 and FOX, David L.2, (1)Department of Geology, University of Puget Sound, 1500 N. Warner St, Tacoma, WA 98416-1048, (2)Department of Earth Sciences, University of Minnesota, Minneapolis, MN 55455, kena@pugetsound.edu, kena@pugetsound.edu
6
9:20 AM
PALEOENVIRONMENT AND HABITAT OF LATE MIOCENE MAMMALS FROM HöWENEGG, SW GERMANY INFERRED FROM O, C AND SR ISOTOPE COMPOSITIONS OF FOSSIL TEETH
TÜTKEN, Thomas, Emmy Noether-Group „Bone Geochemistry“, Steinmann-Institut für Geologie, Mineralogie und Paläontologie, Universität Bonn, Poppelsdorfer Schloss, Bonn, 53115, Germany and POPPE, Henry, Emmy Noether Group "Bone geochemistry", Steinmann-Institut für Geologie, Mineralogie und Paläontologie, Universität Bonn, Poppelsdorfer Schloss, Bonn, 53115, Germany, tuetken@uni-bonn.de, tuetken@uni-bonn.de
 
9:40 AM
Break
7
9:55 AM
THE ROLE OF TREES IN THE EVOLUTION OF C4 GRASSLAND ECOSYSTEMS IN NORTH AMERICA, A MOLECULAR PERSPECTIVE
HENDERSON, Anna, Department of Geosciences, Penn State, Deike Building, University Park, PA 16802, FREEMAN, Katherine, Geosciences, Penn State, 235 Deike Building, University Park, PA 16802 and FOX, David L., Department of Earth Sciences, University of Minnesota, 310 Pillsbury Drive SE, Minneapolis, MN 55455-0219, ahenderson@gmail.com, ahenderson@gmail.com
8
10:10 AM
INFLUENCE OF CLIMATE AND THE EXPANSION OF C4 GRASSES ON SEQUENCE-SCALE CYCLICITY AND LANDSCAPE DEVELOPMENT DURING THE LATE MIOCENE TO PLEISTOCENE OF WEST TEXAS
DHILLON, Ryan S., Department of Geology, Baylor University, One Bear Place #97354, Waco, TX 76706, MINTZ, Jason S., Department of Geology, Baylor University, One Bear Place #97354, Waco, TX 76798-7354 and ATCHLEY, Stacy, Department of Geology, Baylor University, PO #97354, Waco, TX 76798, Ryan_Dhillon@baylor.edu, Ryan_Dhillon@baylor.edu
9
10:25 AM
TEMPERATURE CHANGES DURING THE LAST GLACIAL-INTERGLACIAL TRANSITION BASED ON OXYGEN ISOTOPE ANALYSES OF AUTHIGENIC LAKE CARBONATES FROM SPIRIT LAKE IN THE SOUTHERN YUKON TERRITORY
KINGSTON, Andrew W., Department of Geological Sciences, University of Saskatchewan, 114 Science Place, Saskatoon, SK S7N 5E2, Canada and PATTERSON, William P., Geological Sciences, University of Saskatchewan, 114 Science Place, Saskatoon, SK S7N 5E2, Canada, andrew.kingston@usask.ca, andrew.kingston@usask.ca
10
10:40 AM
LITHOSTRATIGRAPHY AND PALEOENVIRONMENTS OF PLAYA-LUNETTE SYSTEMS ON THE KANSAS HIGH PLAINS
BOWEN, Mark W., Geography and Urban Planning, University of Wisconsin Oshkosh, 800 Algoma Blvd, Geography Dept, Oshkosh, WI 54901 and JOHNSON, William C., Dept. of Geography, University of Kansas, 1475 Jayhawk Blvd, Rm. 213, Lawrence, KS 66045, bowenm@uwosh.edu, bowenm@uwosh.edu
11
10:55 AM
MONITORING CALCITE GROWTH AND CAVE AIR AND WATER COMPOSITION IN A TROPICAL CAVE WITH IMPLICATIONS FOR SPELEOTHEM PALEOCLIMATE RECORDS
HARDT, Benjamin F.1, BANNER, Jay2, JENSON, John W.3 and PARTIN, Judson1, (1)Jackson School of Geosciences, University of Texas at Austin, 1 University Station, C1100, Austin, TX 78712-0254, (2)Jackson School of Geosciences, University of Texas at Austin, Austin, TX 78712, (3)Water and Environmental Research Institute of the Western Pacific, University of Guam, UOG Station, Mangilao, 96923, Guam, bhardt@jsg.utexas.edu, bhardt@jsg.utexas.edu
12
11:10 AM
A HIGH-RESOLUTION CLIMATE RECORD THROUGHOUT MIS 3-4 FROM CREVICE CAVE, MISSOURI, USA
DORALE, Jeffrey, Department of Geoscience, University of Iowa, 121 Trowbridge Hall, Iowa City, IA 52242-1379, jeffrey-dorale@uiowa.edu, jeffrey-dorale@uiowa.edu
13
11:25 AM
ROCK MAGNETIC PROPERTIES OF AN ALLUVIAL SOIL AT BUTTERMILK CREEK, TEXAS, USA AND THEIR BEARING ON THE PROPOSED 12.9 KA COMETARY IMPACT
LINDQUIST, Anna, Institute for Rock Magnetism, University of Minnesota, Minneapolis, MN 55455, FEINBERG, Joshua M., Institute for Rock Magnetism, University of Minnesota, Department of Earth Sciences, 100 Union Street SE, Minneapolis, MN 55455 and WATERS, Michael, Center for the Study of the First Americans, Departments of Anthropology and Geography, Texas A & M University, College Station, TX 77843-4352, lindq245@umn.edu, lindq245@umn.edu
 
11:40 AM
Discussion
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