Session: Paleozoic Bio-events (Sponsored by the Paleontological Society) (North-Central Section

Paper #

Start Time

0

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

SALTZMAN, Matthew R., Geological Sciences, Ohio State Univ, 275 Mendenhall Laboratory, 125 South Oval Mall, Columbus, OH 43210, COWAN, Clinton A., Carleton College, 1 N College St, Northfield, MN 55057-4044 and RUNKEL, Anthony C., Minnesota Geol Survey, 2642 University Ave W, Minneapolis, MN 55114, saltzman.11@osu.edu, saltzman.11@osu.edu

0

8:20 AM

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

WITZKE, Brian J., Iowa Dept. Natural Resources, Geol Survey Bureau, Iowa City, IA 52242, bwitzke@igsb.uiowa.edu, bwitzke@igsb.uiowa.edu

0

8:40 AM

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

EMERSON, Norlene, BYERS, Charles W., SIMO, J. A. and GEARY, Dana, Dept. of Geology & Geophysics, Univ of Wisconsin-Madison, 1215 W. Dayton St, Madison, WI 53706, norlene@geology.wisc.edu, norlene@geology.wisc.edu

0

9:00 AM

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

LUDVIGSON, Greg A.¹, WITKZE, Brian J.², CARPENTER, Scott J.³, GONZALEZ, Luis A.³, SCHNEIDER, Chris L.⁴ and SMITH, Liz A.⁵, (1)Iowa Geological Survey, Iowa Dept. Nat Rscs, 109 Trowbridge Hall, Iowa City, IA 52242-1319, (2)Iowa Geological Survey, Iowa Dept. Nat Rscs, Iowa City, IA, (3)Geoscience, Univ of Iowa, (4)Geological Sciences, Univ of Texas at Austin, Austin, TX, (5)Geoscience, Univ of Massachusetts, Amherst, MA, gregory-ludvigson@uiowa.edu, gregory-ludvigson@uiowa.edu

0

9:20 AM

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

TAHA, Susannah L.¹, BRETT, Carlton E.¹, MCLAUGHLIN, Patrick I.¹, KRAUSE, Richard A.² and HUDSON, Thomas W.², (1)Department of Geology, Univ of Cincinnati, H.N. Fisk Laboratory of Sedimentology, 500 Geology Physics Building, Cincinnati, OH 45221, (2)Department of Geology, University of Cincinnati, H.N. Fisk Laboratory of Sedimentology, 500 Geology Physics Building, Cincinnati, OH 45221, sltaha@hotmail.com, sltaha@hotmail.com

0

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

MCLAUGHLIN, Patrick I. and BRETT, Carlton E., Department of Geology, Univ of Cincinnati, H.N. Fisk Laboratory of Sedimentology, 500 Geology Physics Building, Cincinnati, OH 45221, pimclau@hotmail.com, pimclau@hotmail.com

10:00 AM

Break

0

10:20 AM

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

GOLDMAN, Daniel and JANOUSEK, Hilary M., Univ Dayton, 300 College Park, Dayton, OH 45469-2364, goldman@neelix.udayton.edu, goldman@neelix.udayton.edu

0

10:40 AM

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

LEIGHTON, Lindsey R., Dept. of Geology, Univ. of California, Davis, CA 95616 and SCHNEIDER, Chris L., Dept. of Geological Sciences, The University of Texas at Austin, TX 78712, leighton@geology.ucdavis.edu, leighton@geology.ucdavis.edu

0

11:00 AM

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

SPARLING, Dale R., Southwest State Univ, Marshall, MN 56258, sparling@brookings.net, sparling@brookings.net

0

11:20 AM

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

TURNER, Alan H.¹, BRETT, Carlton E.¹, MCLAUGHLIN, Patrick I.¹, OVER, D. Jeffrey² and STORRS, Glenn W.³, (1)Department of Geology, Univ of Cincinnati, H.N. Fisk Laboratory of Sedimentology, 500 Geology Physics Building, Cincinnati, OH 45221, (2)Department of Geological Sciences, State Univ of NY at Geneseo, Geneseo, NY 14454, (3)Geier Collections and Research Center, Cincinnati Museum Center, Cincinnati, OH 45203, turnerah@email.uc.edu, turnerah@email.uc.edu

0

11:40 AM

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

DAY, Jed, Geography-Geology, Illinois State Univ, Normal, IL 61790-4400 and WHALEN, Michael T., Geology & Geophysics, Univ of Alaska-Fairbanks, Fairbanks, AK 99708, jeday@ilstu.edu, jeday@ilstu.edu

North-Central Section - 35th Annual Meeting (April 23-24, 2001)

S2. Paleozoic Bio-events (Sponsored by the Paleontological Society)