217 Paleontology VIII: Diversity and Extinction

Wednesday, 31 October 2007
1:30 PM - 5:30 PM

Presentations

• 1:30 PM
  PALEOECOLOGY OF THE PHANEROZOIC INCREASE IN ALPHA DIVERSITY
  Andrew M. Bush, University of Connecticut, Storrs, CT and Richard K. Bambach, National Museum of Natural History, Smithsonian Institution, Washington, DC and Gwen M. Daley, Winthrop University, Rock Hill, SC
  131555 (Technical Sessions)
• 1:45 PM
  THE EFFECT OF DEPOSITIONAL SEQUENCE ASYMMETRY ON ORIGINATION AND EXTINCTION RATES: INSIGHTS FROM MODELING
  Shanan E. Peters, University of Wisconsin-Madison, Madison, WI and Bjarte Hannisdal, University of Bergen, Bergen, N/A
  131378 (Technical Sessions)
• 2:00 PM
  IS THERE A RELATIONSHIP BETWEEN SEA LEVEL AND EVOLUTIONARY PATTERN AMONG MACROINVERTEBRATES?
  Peter J. Harries, University of South Florida, Tampa, FL and Warren Allmon, Paleontological Research Institution, Ithaca, NY
  129486 (Technical Sessions)
• 2:15 PM
  THE PULL OF LITHIFICATION, GEOGRAPHY, AND COLLECTION SIZE ON PHANEROZOIC MARINE DIVERSITY PATTERNS
  John Alroy, Macquarie University, Sydney, N/A
  125318 (Technical Sessions)
• 2:30 PM
  HOW TO ESTIMATE TRUE DIVERGENCE TIMES OF EXTANT LINEAGES USING THE AGES OF THEIR OLDEST FOSSILS AND AN ULTRAMETRIC MOLECULAR PHYLOGENY
  Charles R. Marshall, Harvard University, Cambridge, MA
  131036 (Technical Sessions)
• 3:00 PM
  CONSIDERING THE CASE FOR BIODIVERSITY CYCLES: REEXAMINING THE EVIDENCE FOR PERIODICITY IN THE FOSSIL RECORD
  Bruce Lieberman, University of Kansas, Lawrence, KS and Adrian Melott, University of Kansas, Lawrence, KS
  125118 (Technical Sessions)
• 3:15 PM
  WHERE TO LOOK FOR SIGNS OF A TERRESTRIAL IMPACT FROM COSMIC IONIZING RADIATION EVENTS
  P. Andrew Karam, Rochester, NY and Stephen A. Leslie, James Madison University, Harrisonburg, VA
  131081 (Technical Sessions)
• 3:30 PM
  STANDARDIZED SAMPLING OF ORDOVICIAN-EARLY SILURIAN CRINOIDS: MACROEVOLUTION AND THE END-ORDOVICIAN EXTINCTIONS
  William I. Ausich, The Ohio State University, Columbus, OH and Shanan Peters, University of Wisconsin, Madison, WI
  125415 (Technical Sessions)
• 3:45 PM
  COMPARING LOCAL AND REGIONAL MORPHOLOGIC DIVERSITY IN ORDOVICIAN THROUGH EARLY SILURIAN LAURENTIAN CRINOIDS
  Bradley Deline, University of Cincinnati, Cincinnati, OH and Carlton Brett, Univ of Cincinnati, Cincinnati, OH
  130417 (Technical Sessions)
• 4:00 PM
  THE MID-PHANEROZOIC BRYOZOAN CRISIS: ECOLOGIC AND EVOLUTIONARY IMPLICATIONS OF THE END-PERMIAN AND END-TRIASSIC MASS EXTINCTIONS
  Catherine M. Powers, University of Southern California, Los Angeles, CA and David Bottjer, University of Southern California, Los Angeles, CA
  124912 (Technical Sessions)
• 4:15 PM
  THE EFFECTS OF PHYLOGENETIC AUGMENTATION IN ANALYSES OF PALEODIVERSITY: A CASE STUDY ON PERMO-TRIASSIC EUTHERIODONTS AMNIOTA: THERAPSIDA
  Adam Huttenlocker, California State University, San Bernardino, San Bernardino, CA and Jonathan Marcot, University of Illinois, Urbana, IL
  129429 (Technical Sessions)
• 4:30 PM
  THIRTY MILLION YEARS AND THIRTY MILLION SHELLS: PALEOGENE DIVERSITY DYNAMICS OF U.S. GULF COASTAL PLAIN MARINE SHELF COMMUNITIES
  Heather L. Baugh, Syracuse University, Syracuse, NY and Jocelyn Sessa, Pennsylvania State Univ, University Park, PA and Linda Ivany, Syracuse University Department of Earth Sciences, Syracuse, NY
  131817 (Technical Sessions)
• 4:45 PM
  THE ECOLOGICAL DYNAMICS OF THE FIRST THIRTY MILLION YEARS OF THE CENOZOIC IN THE GULF COASTAL PLAIN
  Jocelyn Sessa, Pennsylvania State Univ, University Park, PA and Heather L. Baugh, Syracuse University, Syracuse, NY and Linda Ivany, Syracuse University Department of Earth Sciences, Syracuse, NY and Mark Patzkowsky, The Pennsylvania State University, University Park, PA and Timothy Bralower, Pennsylvania State University, State College, PA
  129565 (Technical Sessions)