Session No. 236 Wednesday, October 30, 2002

1:30 PM-5:30 PM, Colorado Convention Center: A111/109
T79. Evolutionary Paleobiology and Paleoecology of the Bivalvia
Peter D. Roopnarine and Carol M. Tang, Presiding
 Paper #Start Time
236-11:30 PM BIVALVE PALEOCOMMUNITY ANALYSIS PROVIDES A CONTEXT AND COMPARATIVE FRAMEWORK FOR STUDIES OF EVOLUTIONARY PATTERNS AND PROCESSES: TANG, Carol M., California Academy of Sciences, Golden Gate Park, San Francisco, CA 94118, ctang@CalAcademy.org.
236-21:45 PM THE ROLE OF MOLECULES IN UNDERSTANDING MOLLUSCAN EVOLUTION: EXAMPLES FROM THE BIVALVES: MEDINA, Mónica, Genomic Diversity, Joint Genome Institute, 2800 Mitchell Drive B400, Walnut Creek, CA 97598, m_medina@lbl.gov.
236-32:00 PM STEM GROUP BIVALVIA: WHERE TO BEGIN?: RUNNEGAR, Bruce, Dept. of Earth and Space Sciences, IGPP, and MBI, Univ. California, Los Angeles, CA 90095-1567, runnegar@ucla.edu.
236-42:15 PM PALEONTOLOGICAL AND MOLECULAR EVIDENCE ON BIVALVE PHYLOGENY: CAMPBELL, David C., Biological Sciences, Univ of Alabama, Biodiversity and Systematics, Box 870345, Tuscaloosa, AL 35487, bivalve@mail.davidson.alumlink.com.
236-52:30 PM BIVALVE PHYLOGENY AND THE HIERARCHICAL NESTING OF MORPHOLOGICAL NETWORKS IN BIVALVE CLADES: ROOPNARINE, Peter D., Invertebrate Zoology and Geology, California Academy of Sciences, Golden Gate Park, San Francisco, CA 94118, proopnarine@calacademy.org.
236-62:45 PM COMPARATIVE TAXONOMY: A METHOD TO TEST THE HYPOTHESES OF OPPONENTS OF TAXIC PALEOBIOLOGY: SCHNEIDER, Jay A.1, LANE, Neil2, and LAZARIDIS, Emmanuel2, (1) Dept. of Earth & Environmental Sciences, The George Washington Univ, 2029 G St. NW, Bell Hall, Washington, DC 20052, jasch@gwu.edu, (2) Dept. of Statistics, Univ of Chicago, Chicago, IL 60637
236-73:00 PM DEVONIAN ARCHANODONT UNIONOIDS FROM THE CATSKILL MOUNTAINS OF NEW YORK: IMPLICATIONS FOR THE PALEOECOLOGY AND BIOGEOGRAPHY OF THE FIRST FRESHWATER BIVALVES: CHAMBERLAIN, John A. Jr1, FRIEDMAN, Gerald M.1, and CHAMBERLAIN, Rebecca B.2, (1) Department of Geology, Brooklyn College of the City Univ of New York (CUNY), Brooklyn, NY, and Northeastern Science Foundation affiliated with Brooklyn College of the City University of New York, 15 Third St., P.O. Box 746, Troy, NY 12181, johnc@brooklyn.cuny.edu, (2) Department of Biology, The College of Staten Island, Staten Island, NY 10314
 3:15 PM Break
236-83:30 PM STABLE ISOTOPES, SCLEROCHRONOLOGY AND GROWTH HIATUSES: SOURCES OF PALEOENVIRONMENTAL, PALEOECOLOGICAL AND EVOLUTIONARY DATA: GOODWIN, David H., Department of Geosciences, Univ of Arizona, Tucson, AZ 85721, dgoodwin@geo.arizona.edu.
236-93:45 PM CHEMOSYMBIOTIC LUCINID BIVALVES AS EXPERIMENTAL CONTROLS FOR TESTING THE BODY-SIZE/NUTRIENT-AVAILABILITY HYPOTHESIS FOR TROPICAL AMERICAN NEOGENE MOLLUSCS: ANDERSON, Laurie C., Geology & Geophysics, Louisiana State Univ, E235 Howe-Russell, Baton Rouge, LA 70803-4101, laurie@geol.lsu.edu and ROOPNARINE, Peter D., Invertebrate Zoology and Geology, California Academy of Sciences, Golden Gate Park, San Francisco, CA 94118
236-104:00 PM LOWER TRIASSIC SHELL BEDS OF THE WESTERN UNITED STATES: BOYER, Diana L., Earth Science, Univ of California, Riverside, Dept. Of Earth Sciences-036, Riverside, CA 92521, dianat@citrus.ucr.edu, BOTTJER, David J., Department of Earth Sciences, Univ of Southern California, Los Angeles, CA 90089-0740, and DROSER, Mary L., Department of Earth Sciences, Univ of California, Riverside, Riverside, CA 92521
236-114:15 PM MORPHOLOGICAL RESPONSE OF BIVALVE TAXA TO PALEOCOMMUNITY COMPOSITION: PANTEL, Jelena H.1, ROOPNARINE, Peter D.2, and TANG, Carol M.2, (1) Division of Biological Sciences, Univ of Chicago, 5841 S. Maryland Ave, Chicago, IL 60637, jhpantel@uchicago.edu, (2) Invertebrate Zoology and Geology, California Academy of Sciences, Golden Gate Park, San Francisco, CA 94118
236-124:30 PM RUDIST BIVALVES AND REEF CORALS IN THE LOWER CRETACEOUS OF SOUTHWESTERN MEXICO: TIERED COEXISTENCE, COMPETITION FOR THE SAME ECOLOGIC NICHE, AND FACIES SUPERPOSITION: FILKORN, Harry F., Department of Invertebrate Paleontology, Natural History Museum of Los Angeles County, 900 Exposition Boulevard, Los Angeles, CA 90007, hfilkorn@nhm.org.
236-134:45 PM QUANTIFICATION OF COILING IN RUDIST BIVALVES: FALL, L.M., KAUFFMAN, E.G., and JOHNSON, C.C., Department of Geological Sciences, Indiana Univ, 1001 E. 10th Street, Bloomington, IN 47405, lefall@indiana.edu
236-145:00 PM TESTS OF THE ESCALATION HYPOTHESIS: THE ROLE OF MULTIPLE PREDATORS: HERBERT, Gregory S., Department of Geology, Univ of California at Davis, Davis, CA 95616, herbert@geology.ucdavis.edu and DIETL, Gregory P., Dept. of Zoology, North Carolina State Univ, Raleigh, NC 27695

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