2008 Joint Meeting of The Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, Gulf Coast Association of Geological Societies with the Gulf Coast Section of SEPM

Session No. 277
Wednesday, 8 October 2008: 8:00 AM-12:00 PM

Paleontology III - Paleoecology, Geochronology, and Education


G.L. Wingard and Trisha A. Smrecak, Chairs
Paper #
Start Time
8:00 AM
Did Ediacaran Fossils Live on Land?
RETALLACK, Gregory J., Department of Geological Sciences, University of Oregon, Eugene, OR 97403, gregr@uoregon.edu, gregr@uoregon.edu
8:15 AM
Evolutionary, Ecological, and Paleoenvironmental Implications of Acritarchs as Metazoan Resting Stages
COHEN, Phoebe, Earth and Planetary Science, Harvard University, Botanical Museum, 26 Oxford St, Cambridge, MA 02138, KNOLL, Andrew, Botanical Museum, Harvard Univ, 26 Oxford Street, Cambridge, MA 02138 and KODNER, Robin, Organismic and Evolutionary Biology, Harvard University, 26 Oxford St, Botanical Museum, Cambridge, MA 02138, pacohen@fas.harvard.edu, pacohen@fas.harvard.edu
8:30 AM
Ecological Aspects of a Late Ordovician (Cincinnatian) Epibiofacies Gradient: Understanding the Roles of Colonial Organisms
SMRECAK, Trisha A., Paleontological Research Institute, Ithaca, NY 14850 and BRETT, Carlton E., Department of Geology, University of Cincinnati, Cincinnati, OH 45221, trish.smrecak@gmail.com, trish.smrecak@gmail.com
8:45 AM
Bigger and Deeper: Discordant Size Trends in Epifaunal and Infaunal Jurassic Bivalves
KRAUSE Jr, Richard A.1, ABERHAN, Martin2, FUERSICH, Franz T.3 and KIESSLING, Wolfgang2, (1)Department of Geology & Geophysics, Yale University, New Haven, CT 06520, (2)Institut für Paläontologie, Museum für Naturkunde, Invalidenstr. 43, Berlin, 10115, Germany, (3)GeoZentrum Nordbayern Fachgruppe Paläoumwelt, Friedrich-Alexander-Universität Erlangen-Nürnberg, Loewenichstr. 28, Erlangen, D-91054, Germany, richard.krause@yale.edu, richard.krause@yale.edu
9:00 AM
Spatial Prediction of Paleoenvironments Using GIS
BARBOUR WOOD, Susan L.1, DAVIS, Ronald W.1, KERFONTA, Matthew1 and DALEY, Gwen M.2, (1)Geosciences and Natural Resources, Western Carolina University, 331 Stillwell Building, Cullowhee, NC 28723, (2)Department of Chemistry, Physics, and Geology, Winthrop University, Rock Hill, SC 29732, susanwood@email.wcu.edu, susanwood@email.wcu.edu
9:15 AM
Latitudinal Variation in Shell Thickness and Drilling Predation on Recent Hemimactra of the Eastern US
VISAGGI, Christy C., Biology and Marine Biology, University of North Carolina Wilmington, 601 South College Road, Wilmington, NC 28403, KELLEY, Patricia H., Geography and Geology, University of North Carolina Wilmington, 601 South College Road, Wilmington, NC 28403-5944 and HANSEN, Thor A., Geology, Western Washington Univ, Bellingham, WA 98225, ccv9261@uncw.edu, ccv9261@uncw.edu
9:30 AM
The Perseverance of Pocket Gophers during Dune Reactivation in the Nebraska Sand Hills: A Study of Late Holocene Gopher Burrows
SCHMEISSER, Rebecca L. and LOOPE, David B., Department of Geosciences, University of Nebraska-Lincoln, Lincoln, NE 68588, rschmei@bigred.unl.edu, rschmei@bigred.unl.edu
9:45 AM
10:00 AM
Palynological Correlation of Mississippian (Carboniferous) Stage Boundaries In the Midwest USA and Europe
HEAL, Sarah1, CLAYTON, Geoff1 and EBLE, Cortland2, (1)Department of Geology, Trinity College Dublin, Dublin, Ireland, (2)Kentucky Geological Survey, University of Kentucky, 228 Mining and Mineral Resources Bldg, Lexington, KY 40506-0107, healse@tcd.ie, healse@tcd.ie
10:15 AM
High-Precision 40Ar/39Ar Age Constraints on the Basal Lanqi Formation and Its Implications for Floral Evolution and Paleoenvironment
CHANG, Su-chin1, ZHANG, Haichun2, RENNE, Paul R.3 and FANG, Yan2, (1)Lamont-Doherty Earth Observatory, Columbia University, 61 Route 9W, Palisades, NY 10964, (2)State Key Laboratory of Paleobiology and Stratigraphy, Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences, Nanjing, 210008, China, (3)Department of Earth and Planetary Science, University of California at Berkeley, and Berkeley Geochronology Center, 2455 Ridge Road, Berkeley, CA 94709, suchin@ldeo.columbia.edu, suchin@ldeo.columbia.edu
10:30 AM
A Western Interior Origin for the Chaparral Shrub Genus Arctostaphylos (Ericaceae) in California?
SIMPSON, Andrew G., Department of Paleobiology/Behavior, Ecology, Evolution, and Systematics, National Museum of Natural History, Smithsonian Institution/University of Maryland, College Park, Washington, DC 20740 and ERWIN, Diane M., University of California Museum of Paleontology, 1101 Valley Life Sciences Building, Berkeley, CA 94720, andy.g.simpson@gmail.com, andy.g.simpson@gmail.com
10:45 AM
Plant Successions and Paleoecological Reconstruction: Case Studies from the Neogene of the Northern Intermountain Region
TAGGART, Ralph E. and CROSS, Aureal T., Geological Sciences, Michigan State Univ, East Lansing, MI 48824, taggart@msu.edu, taggart@msu.edu
11:00 AM
Paleoecology as a Tool for Modeling and Ecosystem Management: An Example from the Everglades
WINGARD, G.L., USGS, National Center 926A, Reston, VA 20192, MARSHALL, F.E., Environmental Consulting & Technology, Inc, 809 State Road 44, New Smyrna Beach, FL 32168 and PITTS, P.a., US Fish & Wildlife, 1339 20th Street, Vero Beach, FL 32960, lwingard@usgs.gov, lwingard@usgs.gov
11:15 AM
Spatial Heterogeneity of Nitrogen Processes in a Modern Savanna Ecosystem: The Relative Influences of Termites, Megaherbivores, and Acacia Trees
FOX-DOBBS, Kena and DOAK, Daniel F., Department of Zoology and Physiology, University of Wyoming, 1000 E. University Ave, Laramie, WY 82071, kena@pugetsound.edu, kena@pugetsound.edu
11:30 AM
Reconstructing Diet and Trophic Position: Baseline Issues in Stable Isotope Studies
CASEY, Michelle M., Geology, Oberlin College, 52 W. Lorain Street, Oberlin, OH 44074 and POST, David M., Department of Ecology and Evolutionary Biology, Yale University, PO Box 208106, New Haven, CT 06520, mcasey@oberlin.edu, mcasey@oberlin.edu
11:45 AM
Teaching Paleontology: From the Idiographic to the Nomothetic
PROTHERO, Donald R., Geology, Occidental College, 1600 Campus Rd, Los Angeles, CA 90041, prothero@oxy.edu, prothero@oxy.edu