Session No. 203 Wednesday, October 30, 2002

8:00 AM-12:00 PM, Colorado Convention Center: A102/104/106
T84. Seafood Through Time—The Ecologic Context of the History of Life I: In Honor of Richard K. Bambach
Andrew M. Bush and Roderic Brame, Presiding
 Paper #Start Time
 8:00 AM Introductory Remarks: Bambach through Time
203-18:15 AM EVENNESS, RICHNESS, AND THE CAMBRIAN-PALEOZOIC FAUNAL TRANSITION: PETERS, Shanan E., Department of the Geophysical Sciences, Univ of Chicago, 5734 S Ellis Ave, Chicago, IL 60637-1434, sepeters@midway.uchicago.edu.
203-28:30 AM EVALUATING THE TAXONOMIC DISPERSION OF ORDOVICIAN PALEOCOMMUNITIES OF THE GREAT BASIN: A NEW APPROACH TO THE ESTIMATION OF ECOSPACE UTILIZATION: FINNEGAN, Seth and DROSER, Mary L., Earth Sciences, Univ of California, Riverside, CA 92521, sfinn@citrus.ucr.edu
203-38:45 AM PALEOECOLOGY OF TRILOBITES FROM THE VIOLA GROUP OF OKLAHOMA: IMPLICATIONS FOR CHANGES IN ORDOVICIAN MARINE COMMUNITIES: AMATI, Lisa, School of Geology and Geophysics, Univ of Oklahoma, Norman, OK 73072, lamati@ou.edu and WESTROP, Stephen R., Oklahoma Museum of Natural History and School of Geology & Geophysics, Univ of Oklahoma, Norman, OK 73072
203-49:00 AM MICROSTRATIGRAPHY OF AN AMALAGAMATED STORM BED: SPATIO-TEMPORAL RESOLUTION IN THE FOSSIL RECORD: BARBOUR WOOD, Susan L., Department of Geological Sciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061-0420, susanwood@vt.edu and MILLER, Arnold I., Department of Geology, Univ of Cincinnati, 500 Geology Physics, Cincinnati, OH 45221
203-59:15 AM THE DEVELOPMENT OF THE PHANEROZOIC MIXED LAYER: IMPLICATIONS OF INCREASED SEAFOOD UNDER THE SEDIMENT FOR THE PRESERVATION OF EVENT BEDS: DROSER, Mary L.1, JENSEN, Soren1, and GEHLING, James G.2, (1) Department of Earth Sciences, Univ of California, Riverside, Riverside, CA 92521, droser@ucrac1.ucr.edu, (2) South Australian Museum, Div of Nat Sciences, North Terrace, Adelaide, 5000, Australia
203-69:30 AM TAXONOMIC DIVERSITY OF DEEP SUBTIDAL, SOFT-SUBSTRATE “COMMUNITIES” DURING THE CAMBRIAN THROUGH DEVONIAN: NOVACK-GOTTSHALL, Philip M., Biology, Duke Univ, Box 90338, Durham, NC 27708, pn2@duke.edu.
203-79:45 AM ANALYSIS OF FOSSIL CONCENTRATIONS WITHIN THE PINYON PEAK LIMESTONE, GREAT BASIN, U.S.A.: IMPLICATIONS FOR THE ECOLOGICAL EFFECTS OF THE LATE DEVONIAN MASS EXTINCTION: PHELPS, Willian T. and DROSER, Mary L., Department of Earth Sciences, Univ of California, Riverside, Riverside, CA 92521, phelps@citrus.ucr.edu
203-810:00 AM LATE DEVONIAN BIOSTRATIGRAPHY IN THE CENTRAL SOUTHERN APPALACHIAN BASIN: CHANGES IN SEAFOOD AT THE FRASNIAN/FAMENNIAN EXTICTION: BRAME, Roderic I.1, BUSH, Andrew M.2, and COATES, John1, (1) Wright State Univ, 3640 Colonel Glenn Hwy, Dayton, OH 45435-0001, roderic.brame@wright.edu, (2) Department of Earth and Planetary Sciences, Harvard Univesity, 20 Oxford Street, Cambridge, MA 02138
203-910:15 AM CHANGING THE MENU IN THE LATE DEVONIAN APPALACHIAN SEA: STATISTICAL ANALYSES OF THE FRASNIAN/FAMENNIAN EXTINCTION IN VIRGINIA: BUSH, Andrew M., Dept. of Invertebrate Paleontology, Museum of Comparative Zoology, Harvard Univesity, 26 Oxford Street, Cambridge, MA 02138, abush@fas.harvard.edu and BRAME, Roderic I., Wright State Univ, 3640 Colonel Glenn Hwy, Dayton, OH 45435-0001
203-1010:30 AM SUDDEN, GRADUAL, OR STEPWISE? EXPANDING THE NULL HYPOTHESIS IN STATISTICAL TESTS OF MASS EXTINCTION: WANG, Steve C., Department of Statistics, Harvard Univ, 1 Oxford St, Cambridge, MA 02138, scwang@stat.harvard.edu.
203-1110:45 AM DECOUPLING OF ECOLOGICAL AND TAXONOMIC SEVERITIES OF PHANEROZOIC BIODIVERSITY CRISES: MCGHEE, George R. Jr, Department of Geological Sciences, Rutgers Univ, New Brunswick, NJ 08903, mcghee@rci.rutgers.edu, SHEEHAN, Peter M., Geology, Milwaukee Public Museum, 800 West Wells Street, Milwaukee, WI 53233, sheehan@uwm.edu, BOTTJER, David J., Department of Earth Sciences, Univ of Southern California, Los Angeles, CA 90089-0740, and DROSER, Mary L., Earth Sciences, Univ of California, Riverside, CA 92521
203-1211:00 AM A NEW STATE OF THE MARINE ECOSYSTEM DURING THE LATE PALEOZOIC GLACIAL INTERVAL: STANLEY, Steven M., Morton K. Blaustein Department of Earth & Planetary Sciences, Johns Hopkins University, Baltimore, MD 21218, stanley@jhu.edu and POWELL, Matthew G., Morton K. Blaustein Department of Earth & Planetary Sciences, Johns Hopkins Univ, Baltimore, MD 21218
203-1311:15 AM WHY ARE EXTINCTION PROBABILITIES OF PALEOZOIC TEREBRATULIDES HIGHER IN THE TROPICS?: FITZGERALD, Paul C.1, LEIGHTON, Lindsey R.2, and CARLSON, Sandra J.1, (1) Geology, Univ of California, Davis, One Shields Avenue, Davis, CA 95616, fitzgerald@geology.ucdavis.edu, (2) Geology, San Diego State Univ, MC-1020, 5500 Campanile Dr, San Diego, CA 92182
203-1411:30 AM SEARCHING FOR AN EQUILIBRIUM POINT IN GLOBAL BIODIVERSITY: AN EXAMPLE USING A STROPHOMENATE BRACHIOPOD GUILD THROUGH THE PALEOZOIC: LEIGHTON, Lindsey R., Dept. of Geological Sciences, San Diego State Univ, San Diego, CA 92182, leighton@geology.sdsu.edu.
203-1511:45 AM SEAFOOD THROUGH LIME: SECULAR CHANGES IN FOOD AVAILABILITY IN CARBONATE ENVIRONMENTS DURING THE PALEOZOIC ERA: MILLER, Arnold I., Department of Geology, Univ of Cincinnati, 500 Geology Physics Building, University of Cincinnati, Cincinnati, OH 45221, Arnold.Miller@UC.EDU.

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