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Rocky Mountain Section - 64th Annual Meeting (9–11 May 2012)

Session No. 4
Wednesday, 9 May 2012: 8:30 AM-11:15 AM
Alvarado H (Hotel Albuquerque)

T11. Advances in Our Understanding of Paleogene Climate and Vegetative Change in the North American Mid-Continent and Rocky Mountain Region

GSA Geoinformatics Division; GSA Limnogeology Division; GSA Quaternary Geology & Geomorphology Division; GSA Sedimentary Geology Division

 

Grant S. Boardman and William E. Lukens, Advocates
Paper #
Start Time
 
8:30 AM
Introductory Remarks
1
8:45 AM
PALEOCENE/EOCENE CLIMATE AND ECOLOGY IN A HIGH-LATITUDE FLOODBASIN: THE CHICKALOON AND ARKOSE RIDGE FORMATIONS, SOUTH-CENTRAL ALASKA
SUNDERLIN, David, Geology & Environmental Geosciences, Lafayette College, Van Wickle Hall, Easton, PA 18042 and WILLIAMS, Christopher J., Earth and Environment, Franklin and Marshall College, 415 Harrisburg Ave, Lancaster, PA 17603, sunderld@lafayette.edu, sunderld@lafayette.edu
2
9:00 AM
MAMMALIAN IMMIGRATION AND CHANGE IN FOREST STRUCTURE DURING THE PALEOCENE-EOCENE THERMAL MAXIMUM
SECORD, Ross, University of Nebraska - Lincoln, Department of Earth and Atmospheric Sciences, 200 Bessey Hall, Lincoln, NE 68583, BLOCH, Jonathan I., Florida Museum of Natural History, University of Florida, Gainesville, FL 32611-7800, CHESTER, Stephen G.B., Department of Anthropology and Archaeology, Brooklyn College, 3301 James Hall, Brooklyn, NY 11210, BOYER, Doug M., Department of Evolutionary Anthropology, Duke University, 130 Science Drive, Durham, NC 27708 and KRIGBAUM, John, Anthropology, University of Florida, Gainesville, FL 32611, chester.stephen@gmail.com, chester.stephen@gmail.com
3
9:15 AM
POSSIBLE LINK BETWEEN PETM CLIMATE CHANGE AND SEDIMENTOLOGICAL CHANGE IN THE WIND RIVER BASIN, WYOMING
RASMUSSEN, Dirk and FRICKE, Henry, Geology, Colorado College, Colorado Springs, CO 80903, dirk.rasmussen@coloradocollege.edu, dirk.rasmussen@coloradocollege.edu
4
9:30 AM
ECOLOGY OF EARLY EOCENE SAN JUAN BASIN, NM PHENACOLEMUR JEPSENI WITH PHENACOLEMUR CITATUS AND PHENACOLEMUR PRAECOX FROM BIGHORN BASIN, WY: A STUDY OF MICROWEAR AND DENTAL VARIATION AS A PROXY FOR EOCENE CLIMATE CHANGE
PILBRO, Clayton Dean, Anthropology Department, Western Michigan University, 1903 W Michigan Ave, Kalamazoo, MI 49008-5433, clayton.d.pilbro@wmich.edu, clayton.d.pilbro@wmich.edu
5
9:45 AM
WHAT WAS THE MEAN ANNUAL TEMPERATURE OF FLORISSANT, COLORADO, DURING THE LATE EOCENE?
EVANOFF, Emmett, Earth Sciences, University of Northern Colorado, Campus Box 100, Greeley, CO 80639, emmett.evanoff@unco.edu, emmett.evanoff@unco.edu
 
10:00 AM
Break
6
10:30 AM
MINIMAL CHANGE IN VEGETATION STRUCTURE ACROSS THE EOCENE-OLIGOCENE BOUNDARY IN NEBRASKA AS INDICATED BY STABLE ISOTOPES IN MAMMALS
BOARDMAN, Grant S., Dept. Earth and Atmospheric Sciences, University of Nebraska-Lincoln, 214 Bessey Hall, PO Box 880340, Lincoln, NE 68588-0340, SECORD, Ross, University of Nebraska - Lincoln, Department of Earth and Atmospheric Sciences, 200 Bessey Hall, Lincoln, NE 68583 and LUKENS, William E., Earth and Environmental Science, Temple University, 326 Beury Hall, 1901 N. 13th St, Philadelphia, PA 19122, grant128@hotmail.com, grant128@hotmail.com
7
10:45 AM
ASSESSING THE RESPONSE OF MAMMALIAN FAUNAL STRUCTURE TO THE EARLY OLIGOCENE CLIMATE TRANSITION
MOORE, Jason R., Department of Earth Sciences, Dartmouth College, HB 6105 Fairchild Hall, Hanover, NH 03755, Jason.R.Moore@dartmouth.edu, Jason.R.Moore@dartmouth.edu
8
11:00 AM
EARLY OLIGOCENE PALEOSOLS AND FLUVIAL CHANNELS AT TOADSTOOL GEOLOGIC PARK, NORTHWEST NEBRASKA: EVIDENCE FOR STATIC CLIMATE THROUGH CHANGING STYLE OF SEDIMENTATION
LUKENS, William E., Earth and Environmental Science, Temple University, 326 Beury Hall, 1901 N. 13th St, Philadelphia, PA 19122, TERRY Jr, Dennis O., Earth and Environmental Science, Temple University, Philadelphia, PA 19122 and BOARDMAN, Grant S., Dept. Earth and Atmospheric Sciences, University of Nebraska-Lincoln, 214 Bessey Hall, PO Box 880340, Lincoln, NE 68588-0340, william.lukens@temple.edu, william.lukens@temple.edu
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