Session No. 12 Monday, November 5, 2001

8:00 AM-12:00 PM, Hynes Convention Center: 310
T12. Stratigraphic Paleobiology
Steven M. Holland and Mark E. Patzkowsky, Presiding
 Paper #Start Time
12-08:00 AM BIOTIC-SEDIMENT INTERACTIONS IN A SEQUENCE STRATIGRAPHIC FRAMEWORK: THE LATE CARBONIFEROUS SYDNEY MINES FORMATION AT MORIEN BAY, NOVA SCOTIA: MCDONALD, Heidi L., Department of Earth Sciences, Dalhousie Univ, Halifax, NS B3H 3J5, Canada, hlmcdona@is2.dal.ca and GIBLING, Martin R., Earth Sciences, Dalhousie Univ, Halifax, NS B3H 3J5, Canada
12-08:15 AM CONODONT DISTRIBUTION PATTERNS AS A TOOL FOR IDENTIFICATION AND CHARACTERIZATION OF STRATIGRAPHIC SURFACES WITHIN PALEOZOIC SEQUENCES OF THE MIDCONTINENT, U.S.A: LEONARD, Karl W., Anthropology and Earth Science, Minnesota State Univ Moorhead, Moorhead, MN 56563, karl2@uakron.edu.
12-08:30 AM COMPLEMENTARY RELATIONS BETWEEN ICHNOLOGY AND SEQUENCE STRATIGRAPHY: EXAMPLES FROM A CENOZOIC SLOPE SUCCESSION, NEW JERSEY MARGIN: SAVRDA, Charles E., Department of Geology and Geography, Auburn Univ, 210 Petrie Hall, Auburn University, Auburn, AL 36849-5305, savrdce@auburn.edu.
12-08:45 AM THE STRATIGRAPHY OF VERTEBRATE SKELETAL CONCENTRATIONS: INSIGHTS GAINED FROM THE UPPER CRETACEOUS OF MONTANA: ROGERS, Raymond R., Geology Dept, Macalester College, 1600 Grand Ave, St. Paul, MN 55105, rogers@macalester.edu.
12-09:00 AM ORDOVICIAN MONOTYPIC FOSSIL CONCENTRATIONS: AN EXAMPLE OF AN OPPORTUNISTIC RESPONSE TO STRESSED ENVIRONMENTS: THIEL, Diana L. and DROSER, Mary L., Department of Earth Sciences, Univ of California, Riverside, Riverside, CA 92521, dianat@citrus.ucr.edu
12-09:15 AM USING PALEOECOLOGICAL GRADIENT ANALYSIS TO ENHANCE STRATIGRAPHIC INTERPRETATION: A PENNSYLVANIAN-PERMIAN EXAMPLE: OLSZEWSKI, Thomas D., Indiana Univ, Bloomington, IN 47405, tolszews@indiana.edu.
12-09:30 AM USE OF HIGH-RESOLUTION FOSSIL DATA TO ASSESS THE CAUSES OF METER-SCALE CYCLICITY IN THE TYPE CINCINNATIAN SERIES (UPPER ORDOVICIAN): WEBBER, Andrew J., Department of Geology, University of Cincinnati, 500 Geology/Physics Bldg, Cincinnati, OH 45221, webberaw@email.uc.edu.
12-09:45 AM STRATIGRAPHIC CONTEXT OF LATE CAMBRIAN TRILOBITE EXTINCTIONS: EVIDENCE FROM EASTERN NEVADA: WESTROP, Stephen R.1, ADRAIN, Jonathan M.2, and BEAN, Jad R.2, (1) Oklahoma Museum of Natural History and School of Geology & Geophysics, Univ of Oklahoma, Norman, OK 73072, swestrop@ou.edu, (2) Department of Geoscience, University of Iowa, Iowa City, IA 52242
12-010:00 AM STRATIGRAPHIC CONTROLS ON REGIONAL DIVERSITY IN THE LATE ORDOVICIAN: CORRECTING FOR THE EFFECTS OF FACIES AVAILABILITY AND SAMPLING INTENSITY: PATZKOWSKY, M. E., Geosciences, Penn State Univ, University Park, PA 16802, brachio@geosc.psu.edu and HOLLAND, S. M., Geology, Univ of Georgia, Athens, GA 30602
12-010:15 AM INTERVAL-FREE DIVERSITY CURVES AND LONGEVITY HISTORIES: STRATIGRAPHIC SEQUENCING ALGORITHMS APPLIED TO THE GRAPTOLITE CLADE: SADLER, Peter M., Department of Earth Sciences, Univ of California, Riverside, CA 92521, peter.sadler@ucr.edu.
12-010:30 AM CONFIDENCE LIMITS ON FOSSIL RANGES THAT ACCOUNT FOR SEQUENCE ARCHITECTURE: HOLLAND, Steven M., Univ Georgia, Dept Geology, Athens, GA 30602-2501, stratum@gly.uga.edu.
12-010:45 AM INTRASPECIFIC VARIATION AND MORPHOLOGICAL EVOLUTION IN THE EARLY CAMBRIAN TRILOBITE BRISTOLIA (OLENELLOIDEA): WEBSTER, Mark, Earth Sciences, University of California, Riverside, Riverside, CA 92521-0423, websterm@citrus.ucr.edu.
12-011:00 AM IS PHYLETIC GRADUALISM A USEFUL CONCEPT? INSIGHTS FROM STRATIGRAPHIC PALEOBIOLOGY AND MORPHOLOGICAL TIME SERIES: MITCHELL, Charles E., Dept. of Geology, SUNY at Buffalo, Buffalo, NY 14260, cem@geology.buffalo.edu and SHEETS, H. David, Canisius College, 2001 Main St, Buffalo, NY 14208-1035
12-011:15 AM RARE EVENTS, TIME-AVERAGING, AND THE PARADOX OF “LAYER CAKE STRATIGRAPHY": BRETT, Carlton E., Department of Geology, Univ of Cincinnati, 500 Geology/Physics Building, Cincinnati, OH 45221-0013, carlton.brett@uc.edu and BAIRD, Gordon C., Department of Geosciences, SUNY College at Fredonia, Fredonia, NY 14063
12-011:30 AM DIASTEMS AND TIME-AVERAGING: THE LIMITS OF RESOLUTION IN STRATIGRAPHY AND PALEONTOLOGY: KOWALEWSKI, Michal, Department of Geological Sciences, Virginia Polytechnic Institute and State Univ, 4044 Derring Hall, Blacksburg, VA 24061, michalk@vt.edu and BAMBACH, Richard K., Earth and Planetary Sciences, Harvard Univ, Cambridge, MA 02138
12-011:45 AM WHATEVER HAPPENED TO UNCONFORMOLOGY? (AND WHY SHOULD WE CARE?): KIDWELL, Susan M., Geophysical Sciences, Univ of Chicago, 5734 S. Ellis Ave, Chicago, IL 60637, skidwell@midway.uchicago.edu.

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