Geological Society of America

8:00 AM

UPPER CAMBRIAN EXTINCTION, CARBON ISOTOPE SHIFTS AND THE SAUK II - SAUK III SEA LEVEL EVENT: NEW EVIDENCE FROM NORTHERN UTAH, NEWFOUNDLAND AND THE MIDCONTINENT

Matthew R. Saltzman, Ohio State Univ, Columbus, OH and Clinton A. Cowan, Carleton College, Northfield, MN and Anthony C. Runkel, Minnesota Geol Survey, Minneapolis, MN

1837 (SYMPOSIA)

8:20 AM

CONDENSED SEDIMENTATION AND CONODONT BIOEVENTS IN THE ST. PETER SANDSTONE (ORDOVICIAN), CENTRAL MIDCONTINENT

Brian J. Witzke, Geol Survey Bureau, Iowa City, IA

5379 (SYMPOSIA)

8:40 AM

BRACHIOPOD SPECIES-LEVEL EXTINCTION IN A SEQUENCE STRATIGRAPHIC FRAMEWORK, MIDDLE ORDOVICIAN OF THE NORTHERN MISSISSIPPI VALLEY

Norlene Emerson, Univ of Wisconsin-Madison, Madison, WI and Charles W. Byers, Univ of Wisconsin-Madison, Madison, WI and J. A. Simo, Univ of Wisconsin-Madison, Madison, WI and Dana Geary, Univ of Wisconsin-Madison, Madison, WI

5592 (SYMPOSIA)

9:00 AM

STRATIGRAPHIC ARCHITECTURE OF THE EARLY LATE ORDOVICIAN CARBON ISOTOPE EXCURSION, PLATTEVILLE AND DECORAH FMS, MINNESOTA, IOWA, AND ILLINOIS

Greg A. Ludvigson, Iowa Dept. Nat Rscs, Iowa City, IA and Brian J. Witkze, Iowa Dept. Nat Rscs, Iowa City, IA and Scott J. Carpenter, Univ of Iowa, N/A and Luis A. Gonzalez, Univ of Iowa, N/A and Chris L. Schneider, Univ of Texas at Austin, Austin, TX and Liz A. Smith, Univ of Massachusetts, Amherst, MA

5409 (SYMPOSIA)

9:20 AM

EPIBOLE OF THE STROMATOPOROID LABECHIA HURONENSIS FROM THE UPPER LEXINGTON LIMESTONE (SHERMANIAN), NORTHERN KENTUCKY

Susannah L. Taha, Univ of Cincinnati, Cincinnati, OH and Carlton E. Brett, Univ of Cincinnati, Cincinnati, OH and Patrick I. McLaughlin, Univ of Cincinnati, Cincinnati, OH and Richard A. Krause, University of Cincinnati, Cincinnati, OH and Thomas W. Hudson, University of Cincinnati, Cincinnati, OH

5563 (SYMPOSIA)

9:40 AM

HARDGROUNDS AND EPIBOLES AS CORRELATION TOOLS: UPPER-MIDDLE TO UPPER ORDOVICIAN (SHERMANIAN-EDENIAN) POINT PLEASANT AND LOWER KOPE FORMATIONS IN NORTHERN KENTUCKY AND SOUTHWESTERN OHIO

Patrick I. McLaughlin, Univ of Cincinnati, Cincinnati, OH and Carlton E. Brett, Univ of Cincinnati, Cincinnati, OH

5575 (SYMPOSIA)

10:20 AM

DIVERSITY CHANGES IN UPPER ORDOVICIAN GRAPTOLITES: MORE EVIDENCE FOR A MID-CARADOC BIOTIC EVENT IN NORTH AMERICA

Daniel Goldman, Univ Dayton, Dayton, OH and Hilary M. Janousek, Univ Dayton, Dayton, OH

5479 (SYMPOSIA)

10:40 AM

NEIGHBOR PROXIMITY ANALYSIS, A NEW TECHNIQUE FOR ANALYZING BIOTIC INTERACTIONS IN THE FOSSIL RECORD

Lindsey R. Leighton, Univ. of California, Davis, CA and Chris L. Schneider, The University of Texas at Austin, TX

5419 (SYMPOSIA)

11:00 AM

EVIDENCE OF RADIATION AFTER A LATEST EIFELIAN (EARLY MIDDLE DEVONIAN) BIO-EVENT, NORTH-CENTRAL OHIO

Dale R. Sparling, Southwest State Univ, Marshall, MN

4752 (SYMPOSIA)

11:20 AM

MIDDLE-UPPER DEVONIAN (GIVETIAN-FAMENNIAN) BONE/CONODONT BEDS FROM CENTRAL KENTUCKY: REWORKING AND EVENT CONDENSATION IN THE DISTAL ACADIAN FORELAND BASIN

Alan H. Turner, Univ of Cincinnati, Cincinnati, OH and Carlton E. Brett, Univ of Cincinnati, Cincinnati, OH and Patrick I. McLaughlin, Univ of Cincinnati, Cincinnati, OH and D. Jeffrey Over, State Univ of NY at Geneseo, Geneseo, NY and Glenn W. Storrs, Cincinnati, OH

5669 (SYMPOSIA)

11:40 AM

TEMPORAL AND GEOGRAPHIC EXTINCTION PATTERNS OF LATE DEVONIAN (LATE AND LATEST FRASNIAN) PLATFORM SHELLY FAUNAS: KELLWASSER MASS EXTINCTION BIOEVENTS: WESTERN LAURUSSIA

James Day, Illinois State University, Normal, IL and Michael T. Whalen, Univ of Alaska-Fairbanks, Fairbanks, AK

5560 (SYMPOSIA)

3 Paleozoic Bio-events (Sponsored by the Paleontological Society)

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