2007 GSA Denver Annual Meeting (28–31 October 2007)

Session No. 217
Wednesday, 31 October 2007: 1:30 PM-5:30 PM

Paleontology VIII: Diversity and Extinction

 

Bruce Lieberman and Peter J. Harries, Chairs
Paper #
Start Time
1
1:30 PM
PALEOECOLOGY OF THE PHANEROZOIC INCREASE IN ALPHA DIVERSITY
BUSH, Andrew M., Ecology and Evolutionary Biology and Center for Integrative Geosciences, University of Connecticut, 75 N. Eagleville Road, Unit 3043, Storrs, CT 06269, BAMBACH, Richard K., Department of Paleobiology, National Museum of Natural History, Smithsonian Institution, MRC-121, P. O. Box 37012, Washington, DC 20013-7012 and DALEY, Gwen M., Department of Chemistry, Physics, and Geology, Winthrop University, Rock Hill, SC 29732, bambachr@si.edu, bambachr@si.edu
2
1:45 PM
THE EFFECT OF DEPOSITIONAL SEQUENCE ASYMMETRY ON ORIGINATION AND EXTINCTION RATES: INSIGHTS FROM MODELING
PETERS, Shanan E., Department of Geoscience, University of Wisconsin-Madison, 1215 W Dayton St, Madison, WI 53706 and HANNISDAL, Bjarte, Department of Earth Science, Centre for Geobiology, University of Bergen, Allegaten 41, Bergen, N-5007, Norway, bjarte.hannisdal@geo.uib.no, bjarte.hannisdal@geo.uib.no
3
2:00 PM
IS THERE A RELATIONSHIP BETWEEN SEA LEVEL AND EVOLUTIONARY PATTERN AMONG MACROINVERTEBRATES?
HARRIES, Peter J., Department of Geology, University of South Florida, 4202 E. Fowler Ave, SCA 528, Tampa, FL 33620 and ALLMON, Warren D., Paleontological Research Institution, 1259 Trumansburg Rd, Ithaca, NY 14850-1398, harries@shell.cas.usf.edu, harries@shell.cas.usf.edu
4
2:15 PM
THE PULL OF LITHIFICATION, GEOGRAPHY, AND COLLECTION SIZE ON PHANEROZOIC MARINE DIVERSITY PATTERNS
ALROY, John, Department of Biological Sciences, Macquarie University, Room E8A 320, Sydney, 2109, Australia, john.alroy@mq.edu.au, john.alroy@mq.edu.au
5
2:30 PM
HOW TO ESTIMATE TRUE DIVERGENCE TIMES OF EXTANT LINEAGES USING THE AGES OF THEIR OLDEST FOSSILS AND AN ULTRAMETRIC MOLECULAR PHYLOGENY
MARSHALL, Charles R., Department of Invertebrate Paleontology, Museum of Comparative Zoology, Harvard University, 26 Oxford Street, Cambridge, MA 02138, cmarshall@oeb.harvard.edu, cmarshall@oeb.harvard.edu
6
2:45 PM
Withdrawn
7
3:00 PM
CONSIDERING THE CASE FOR BIODIVERSITY CYCLES: REEXAMINING THE EVIDENCE FOR PERIODICITY IN THE FOSSIL RECORD
LIEBERMAN, Bruce, Geology, University of Kansas, 1475 Jayhawk Blvd, 120 Lindley Hall, Lawrence, KS 66045 and MELOTT, Adrian, Department of Physics and Astronomy, University of Kansas, 1251 Wescoe Dr. #1082, Lawrence, KS 66045, blieber@ku.edu, blieber@ku.edu
8
3:15 PM
WHERE TO LOOK FOR SIGNS OF A TERRESTRIAL IMPACT FROM COSMIC IONIZING RADIATION EVENTS
KARAM, P. Andrew, 290 Ashley Dr, Rochester, NY 14620 and LESLIE, Stephen A., Department of Geology and Environmental Science, James Madison University, Harrisonburg, VA 22801, paksbi@rit.edu, paksbi@rit.edu
9
3:30 PM
STANDARDIZED SAMPLING OF ORDOVICIAN-EARLY SILURIAN CRINOIDS: MACROEVOLUTION AND THE END-ORDOVICIAN EXTINCTIONS
AUSICH, William I., School of Earth Sciences, The Ohio State University, 275 Mendenhall Laboratory, 125 South Oval Mall, Columbus, OH 43210-1308 and PETERS, Shanan, Department of Geology and Geophysics, University of Wisconsin, Madison, WI 53706, ausich.1@osu.edu, ausich.1@osu.edu
10
3:45 PM
COMPARING LOCAL AND REGIONAL MORPHOLOGIC DIVERSITY IN ORDOVICIAN THROUGH EARLY SILURIAN LAURENTIAN CRINOIDS
DELINE, Bradley, Department of Geology, University of Cincinnati, 500 Geology/Physics Bldg, Cincinnati, OH 45221 and BRETT, Carlton, Department of Geology, Univ of Cincinnati, 500 Geology/Physics Bldg, Cincinnati, OH 45221-0013, delinebl@email.uc.edu, delinebl@email.uc.edu
11
4:00 PM
THE MID-PHANEROZOIC BRYOZOAN CRISIS: ECOLOGIC AND EVOLUTIONARY IMPLICATIONS OF THE END-PERMIAN AND END-TRIASSIC MASS EXTINCTIONS
POWERS, Catherine M. and BOTTJER, David, Department of Earth Sciences, University of Southern California, Zumberge Hall 117, Los Angeles, CA 90089-0740, jamet@usc.edu, jamet@usc.edu
12
4:15 PM
THE EFFECTS OF PHYLOGENETIC AUGMENTATION IN ANALYSES OF PALEODIVERSITY: A CASE STUDY ON PERMO-TRIASSIC EUTHERIODONTS AMNIOTA: THERAPSIDA
HUTTENLOCKER, Adam, Department of Biology, California State University, San Bernardino, San Bernardino, CA 92407 and MARCOT, Jonathan, Department of Animal Biology, University of Illinois, Urbana, IL 61801, huttenla@csusb.edu, huttenla@csusb.edu
13
4:30 PM
THIRTY MILLION YEARS AND THIRTY MILLION SHELLS: PALEOGENE DIVERSITY DYNAMICS OF U.S. GULF COASTAL PLAIN MARINE SHELF COMMUNITIES
BAUGH, Heather L., Department of Earth Sciences, Syracuse University, Heroy Geology Laboratory, Syracuse, NY 13244, SESSA, Jocelyn, Geoscience, Pennsylvania State Univ, 534 Deike Building, University Park, PA 16802 and IVANY, Linda, Department of Earth Sciences, Syracuse University, Department of Earth Sciences, Syracuse University, Syracuse, NY 13244, hlbaugh@syr.edu, hlbaugh@syr.edu
14
4:45 PM
THE ECOLOGICAL DYNAMICS OF THE FIRST THIRTY MILLION YEARS OF THE CENOZOIC IN THE GULF COASTAL PLAIN
SESSA, Jocelyn, Geoscience, Pennsylvania State Univ, 534 Deike Building, University Park, PA 16802, BAUGH, Heather L., Earth Sciences, Syracuse University, 204 Heroy Geology Lab, Syracuse, NY 13244, IVANY, Linda, Department of Earth Sciences, Syracuse University, Department of Earth Sciences, Syracuse University, Syracuse, NY 13244, PATZKOWSKY, Mark, Geosciences, The Pennsylvania State University, 539 Deike Building, University Park, PA 16802 and BRALOWER, Timothy, Dept. of Geosciences, Pennsylvania State Univ, State College, PA 16802, jsessa@psu.edu, jsessa@psu.edu