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. 319
Wednesday, 8 October 2008: 1:30 PM-5:30 PM

T50. Quantifying the Early Evolution of Life: Numerical Approaches to the Evaluation of Precambrian-Cambrian Animals and Ecosystems

Paleontological Society; Gulf Coast Association of Geological Societies

 

Marc Laflamme and Stephen Q. Dornbos, Advocates
Paper #
Start Time
1
1:30 PM
Quantitative Approaches In Precambrian Paleontology - Numbers, Numeracy, Data, and Information
HOFMANN, Hans J., ´╗┐Dept. of Earth and Planetary Sciences, and Redpath Museum, McGill University, ´╗┐3450 University St, Montreal, QC H3A 2A7, Canada, hofmann@eps.mcgill.ca, hofmann@eps.mcgill.ca
2
1:50 PM
The Deep Evolution of Metazoans and Metazoan Micrornas
PETERSON, Kevin J., Biological Sciences, Dartmouth College, N. College St, Hanover, NH 03755, kevin.j.peterson@dartmouth.edu, kevin.j.peterson@dartmouth.edu
3
2:10 PM
Quantitative Analysis of Precambrian Fossils
XIAO, Shuhai1, DONG, Lin1, HUNTLEY, John Warren2, SHEN, Bing1 and KOWALEWSKI, Michal1, (1)Department of Geosciences, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061, (2)Geological Sciences, University of Missouri, 101 Geological Sciences Building, Columbia, MO 65211, xiao@vt.edu, xiao@vt.edu
4
2:30 PM
Quantitative Paleontology of Ediacaran (635-550 Ma) Microfossil Assemblages In the Doushantuo Formation: Implications for Biostratigraphic Applications In South China
MCFADDEN, K.A., Department of Geosciences, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061, XIAO, Shuhai, Department of Geosciences, Virginia Polytechnic Institute and State University, 4044 Derring Hall, Blacksburg, VA 24061 and ZHOU, Chuanming, Nanjing Institute of Geology and Paleontology, Chinese Academy of Sciences, Nanjing, 210008, China, pitkat@vt.edu, pitkat@vt.edu
5
2:45 PM
Putting Numbers to Assemblages of the Ediacara Biota and the Significance of Novel Morphologies and Ecologies
DROSER, Mary L., Department of Earth Sciences, Univ of California, Riverside, Riverside, CA 92521, GEHLING, James, South Australian Museum, Adelaide, 5000, Australia, KENNEDY, Martin, Department of Earth Sciences, University of California, Riverside, 900 University Ave, Riverside, CA 92521, RICE, Dennis, South Australian Museum, North Terrace, Adelaide, 5000, Australia and DZAUGIS, Mary, Department of Earth and Environmental Sciences, University of Rochester, Rochester, NY 14627, droser@ucrac1.ucr.edu, droser@ucrac1.ucr.edu
 
3:15 PM
Break
6
3:00 PM
A Placozoan Affinity for Dickinsonia and the Evolution of Late Precambrian Metazoan Feeding Modes
SPERLING, Erik, Department of Geology and Geophysics, Yale University, 210 Kline Geological Laboratory, New Haven, CT 06511, VINTHER, Jakob, Department of Geology and Geophysics, Yale University, P.O. Box 208109, New Haven, CT 06520-8109, BRIGGS, Derek E.G., Geology and Geophysics, Yale University, P.O. Box 208109, New Haven, CT 06520, PISANI, Davide, School of Biological Sciences and School of Earth Sciences, The University of Bristol, Woodland Road, Bristol, BS8 1UG, United Kingdom and PETERSON, Kevin J., Biological Sciences, Dartmouth College, Hanover, NH 03755, erik.sperling@yale.edu, erik.sperling@yale.edu
7
3:30 PM
Changes In Feeding Strategies across the Ediacaran/Cambrian Boundary: Who's New and Who's Missing?
LAFLAMME, Marc1, XIAO, Shuhai2 and KOWALEWSKI, Michal1, (1)Department of Geosciences, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061, (2)Department of Geosciences, Virginia Polytechnic Institute and State University, 4044 Derring Hall, Blacksburg, VA 24061, laflamme@geoladm.geol.queensu.ca, laflamme@geoladm.geol.queensu.ca
8
3:45 PM
The Cambrian Benthic Regime
DORNBOS, Stephen Q., Department of Geosciences, University of Wisconsin-Milwaukee, Milwaukee, WI 53201, sdornbos@uwm.edu, sdornbos@uwm.edu
9
4:00 PM
Quantifying Early Cambrian Bioturbation along An Onshore-Offshore Transect, Great Basin, USA
MARENCO, Katherine N., Department of Geology, Bryn Mawr College, 101 N. Merion Avenue, Bryn Mawr, PA 19010 and BOTTJER, David, Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089, kmarenco@brynmawr.edu, kmarenco@brynmawr.edu
10
4:15 PM
Comparative Paleoecology of Chancelloriids In the Early Cambrian Maotianshan Shale Biota and the Middle Cambrian Wheeler Shale Biota: Non-Adaptation to the Cambrian Substrate Revolution
KLOSS, Tristan J., Geosciences, University of Wisconsin-Milwaukee, Milwaukee, WI 53201-0413, DORNBOS, Stephen Q., Department of Geosciences, University of Wisconsin-Milwaukee, Milwaukee, WI 53201 and CHEN, Jun-Yuan, Nanjing Institute of Geology and Palaeontology, Nanjing, 210008, China, tjkloss@uwm.edu, tjkloss@uwm.edu
11
4:30 PM
Assessing Integration and Regulation in Ancient Developmental Systems: An Example from a Cambrian Trilobite
WEBSTER, Mark, Dept. of Geophysical Sciences, University of Chicago, 5734 South Ellis Avenue, Chicago, IL 60637 and ZELDITCH, Miriam L., Museum of Paleontology, Univ of Michigan, 1109 Geddes Road, Ann Arbor, MI 48109, mwebster@geosci.uchicago.edu, mwebster@geosci.uchicago.edu
12
4:45 PM
Quantitative Paleoecology of Cambrian Burgess Shale-Type Deposits
CARON, Jean-Bernard, Department of Natural History (Paleobiology Section), Royal Ontario Museum, 100 Queen's Park, Toronto, ON M5S2C6, Canada, jcaron@rom.on.ca, jcaron@rom.on.ca
 
5:00 PM
Concluding Remarks
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