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. 179
Monday, 6 October 2008: 8:00 AM-12:00 PM

Paleontology I - Macroevolution, Diversity, and Biogeography


Sarah Greene and Lee Hsiang Liow, Chairs
Paper #
Start Time
8:00 AM
Remnants of Cruising Trilobites: The Application of Cruziana in North American Stratigraphy
KOTELNICKI, MaryRuth, Dept. Geology & Geophysics, University of Wisconsin-Madison, 1215 W. Dayton St, Madison, WI 53706 and GEARY, Dana, Dept. of Geology & Geophysics, University of Wisconsin-Madison, 1215 W. Dayton St, Madison, WI 53706, maryruth@geology.wisc.edu, maryruth@geology.wisc.edu
8:15 AM
Integrated Biogeographical, Sedimentological, and Geochemical Constraints on the Late Cambrian Paleogeography of the North China (Sino-Korean) Block: Implications on Reconstructing the Eastern Gondwanan Margin
MCKENZIE, N. Ryan, Earth Sciences, University of California, Riverside, Riverside, CA 92521, HUGHES, Nigel C., Department of Earth Sciences, University of California, Riverside, CA 92521, MYROW, Paul M., Department of Geology, Colorado College, Colorado Springs, CO 80903 and CHOI, Duck K., School of Earth and Environmental Sciences, Seoul National University, San 56-1, Sillim-dong, Gwanak-gu, Seoul, 151-742, South Korea, neil.mckenzie@email.ucr.edu, neil.mckenzie@email.ucr.edu
8:30 AM
Hide and Seek: How Sampling Bias May Lead to Our Limited Understanding of the Geographic Distribution of Ordovician Edrioasteroids
SHROAT-LEWIS, René A., Department of Earth and Planetary Sciences, The University of Tennessee, 306 Earth and Planetary Sciences Building, 1412 Circle Drive, Knoxville, TN 37996-1410 and SUMRALL, Colin D., Dept. of Earth and Planetary Sciences, Univ of Tennessee, Knoxville, TN 37996, rshroatl@utk.edu, rshroatl@utk.edu
8:45 AM
Was Planktotrophic Larval Development Original In Metazoa or Not? – Evidence from Gastropods
NÜTZEL, Alexander, Bayerische Staatssammlung für Paläontologie und Geologie, Richard Wagner Strasse 10, Munich, D-80333, Germany, a.nuetzel@lrz.uni-muenchen.de, a.nuetzel@lrz.uni-muenchen.de
9:00 AM
The Evolution and Distribution of Species Body Size
CLAUSET, Aaron, Santa Fe Institute, 1399 Hyde Park Rd, Santa Fe, NM 87501 and ERWIN, Doug, Dept of Paleobiology, MRC-121, Smithsonian Institution, PO Box 37012, Washington, DC 20013-7012, aaronc@santafe.edu, aaronc@santafe.edu
9:15 AM
The History of Trilobite Size Evolution
BELL, Mark A.1, BRADDY, Simon J.1 and FORTEY, Richard A.2, (1)Department of Earth Sciences, University of Bristol, Wills Memorial Building, Queens Road, Bristol, BS8 1RJ, United Kingdom, (2)Department of Palaeontology, Natural History Museum, Cromwell Road, London, SW7 5BD, m.bell@bris.ac.uk, m.bell@bris.ac.uk
9:30 AM
The Contribution of Morphological Variation to Stratigraphic Longevity in Cambrian Trilobite Species
HOPKINS, Melanie J., Department of Geophysical Sciences, University of Chicago, 5734 S. Ellis Ave, Chicago, IL 60637, mjh@uchicago.edu, mjh@uchicago.edu
9:45 AM
Modeling the Rise and Fall of Species by Using a Mixed Effects Model. A New Way of Looking at Species Persistence In the Fossil Record
LIOW, Lee Hsiang1, SKAUG, Hans Julius2, ERGON, Torbjørn1 and SCHWEDER, Tore3, (1)Centre for Ecological and Evolutionary Synthesis, Department of Biology, University of Oslo, PO Box 1066 Blindern, Oslo, 0316, Norway, (2)Department of Mathematics, University of Bergen, Johannes Brunsgate 12, Bergen, 5008, Norway, (3)Department of Economics, University of Oslo, P.O. Box 1095, Blindern, Oslo, 0317, Norway, l.h.liow@bio.uio.no, l.h.liow@bio.uio.no
10:00 AM
10:15 AM
Stratigraphic Distribution of Fossils In a Tropical Carbonate Succession: Ordovician Bighorn Dolomite, Wyoming, USA
HOLLAND, Steven M., Department of Geology, University of Georgia, Athens, GA 30602 and PATZKOWSKY, Mark E., Pennsylvania State Univ, 539 Deike Bldg, University Park, PA 16802-2714, stratum@uga.edu, stratum@uga.edu
10:30 AM
Confidence Intervals on Stratigraphic Ranges When Recovery Potential Is Unknown
WANG, Steve C.1, EVERSON, Philip J.1, CHUDZICKI, David J.2 and PARK, Dasol1, (1)Mathematics and Statistics, Swarthmore College, 500 College Ave, Swarthmore, PA 19081, (2)Mathematics, University of Chicago, 5734 University Ave, Chicago, IL 60637, scwang@swarthmore.edu, scwang@swarthmore.edu
10:45 AM
The Earliest Occurrence of the Middle Devonian Hamilton Fauna In Eastern North America: Further Refining of the Timing of the Kacak Bioevent
SCHRAMM, Thomas, J. and BARTHOLOMEW, Alex, Geology, S.U.N.Y. New Paltz, 1 Hawk Dr, Wooster Science Bldg, New Paltz, NY 12561, schram49@newpaltz.edu, schram49@newpaltz.edu
11:00 AM
The Ecological Consequences of Mass Extinctions: The Effects of Brachiopod Extinction on Encrusting Organisms across the Frasnian-Famennian Mass Extinction
SCHNEIDER, Chris L., Department of Geology, Colorado College, Colorado Springs, CO 80903 and WEBB, Amelinda E., Geology and Geophysics, Yale University, New Haven, CT 06511, chris.schneider@coloradocollege.edu, chris.schneider@coloradocollege.edu
11:15 AM
End of Gigantism In Tropical Seas by Cooling: End-Guadalupian Extinction of the Gigantic Bivalve
ISOZAKI, Yukio, Earth Science & Astronomy, Univ Tokyo, 3-8-1 Komaba, Meguro, Tokyo, 153-8902, Japan and ALJINOVI?, Dunja, Mining Geology & Petroleum Engineering, The University of Zagreb, P.O. Box 679, Pierottijeva 6, Zagreb, 10000, Croatia, isozaki@ea.c.u-tokyo.ac.jp, isozaki@ea.c.u-tokyo.ac.jp
11:30 AM
The Perturbation Resistance of Early Permian Terrestrial Communities Characterized by Low Tetrapod Herbivore Diversity
ANGIELCZYK, Kenneth D., Department of Geology, The Field Museum, 1400 South Lake Shore Drive, Chicago, IL 60605, KAMMERER, Christian F., Committee on Evolutionary Biology, The University of Chicago, 1025 E. 57th Street, Room 402, Chicago, IL 60637, ROOPNARINE, Peter D., Department of Invertebrate Zoology & Geology, California Academy of Sciences, 875 Howard St, San Francisco, CA 94103 and WANG, Steve C., Mathematics and Statistics, Swarthmore College, 500 College Ave, Swarthmore, PA 19081, kangielczyk@fieldmuseum.org, kangielczyk@fieldmuseum.org
11:45 AM
Mass Extinction Déjà Vu: Seafloor Aragonite Fans near the Triassic-Jurassic Boundary
GREENE, Sarah E.1, BOTTJER, David1, CORSETTI, Frank A.2 and ZONNEVELD, J.P.3, (1)Department of Earth Sciences, Univ of Southern California, Los Angeles, CA 90089, (2)Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089, (3)Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3, Canada, sgreene@usc.edu, sgreene@usc.edu