Session No. 120 Tuesday, October 29, 2002

8:00 AM-12:00 PM, Colorado Convention Center: A207
Paleontology/Paleobotany IV: Phylogeny and Ontogeny
Peter J. Wagner and David K. Jacobs, Presiding
 Paper #Start Time
 8:00 AM Introductory Remarks
120-18:15 AM ORIGIN AND EARLY EVOLUTIONARY HISTORY OF THE ORDER LAGENIDA (CLASS FORAMINIFERA): GROVES, John R., Earth Science, Univ of Northern Iowa, 124 Latham Hall, Cedar Falls, IA 50614, John.Groves@uni.edu, ALTINER, Demir, Department of Geological Engineering, Middle East Technical Univ, Ankara, 06531, Turkey, and RETTORI, Roberto, Dipartimento Scienze della Terra, Università degli Studi di Perugia, Piazza Università, Perugia, 06123, Italy
120-28:30 AM BIASES AND BIOLOGY PRODUCE SPURIOUS EARLY MOLECULAR DIVERGENCE DATES FOR THE METAZOAN RADIATION – A TEST BY OUTGROUP COMPARISON: JACOBS, David K., Univ California - Los Angeles, Dept Biology, Los Angeles, CA 90095-9000, djacobs@ucla.edu.
120-38:45 AM HOX GENES, THE AURICULARIA, AND THE ORIGIN OF THE CHORDATES: PETERSON, Kevin J., Department of Biological Sciences, Dartmouth College, North College St, Hanover, NH 03755, kevin.peterson@dartmouth.edu.
120-49:00 AM LATE CAMBRIAN TRILOBITES (SAUKIIDAE) AND THEIR IMPLICATIONS FOR PALEOGEOGRAPHY AND PALEOENVIRONMENTAL RECONSTRUCTIONS: HENDERSON, Wayne G., Univ California - Riverside, 1432 Geology Bldg, Riverside, CA 92521-0423, waynehdn@citrus.ucr.edu and HUGHES, Nigel C., Department of Earth Sciences, Univ California - Riverside, Riverside, CA 92521-0423
120-59:15 AM ONTOGENY AND PALEOBIOLOGY OF OLENELLOID TRILOBITES: WEBSTER, Mark, Earth Sciences, Univ of California, Riverside, Riverside, CA 92521, websterm@citrus.ucr.edu.
120-69:30 AM THE SEARCH FOR ROOTS: PALAEOPEMPHIX IS NOT A DECAPOD: FELDMANN, Rodney M., Department of Geology, Kent State Univ, Kent, OH 44242, rfeldman@kent.edu, SCHWEITZER, Carrie E., Department of Geology, Kent State Univ Stark Campus, Kent State Univ Stark Campus, Canton, OH 44720, and GARASSINO, Alessandro A., Museo di Storia Naturale di Milano, Milano, Italy
 9:45 AM Break
120-710:00 AM LIKELIHOOD TESTS OF GENERAL PHYLOGENETIC HYPOTHESES: HOW MANY TIMES DID BELLEROPHONT MOLLUSCS EVOLVE?: WAGNER, Peter J., Department of Geology, Field Museum of Nat History, 1400 S. Lake Shore Dr, Chicago, IL 60605, pwagner@fmnh.org.
120-810:15 AM SYSTEMATICS AND PHYLOGENETICS OF LATE PALEOZOIC STREPTACIDAE (GASTROPODA): CAMPBELL, Matthew R., Department of Geological Sciences, Indiana Univ - Bloomington, 1001 E 10th St, Bloomington, IN 47405-1403, ecphora@indiana.edu.
120-910:30 AM PHYLOGENY OF EARLY PALEOZOIC ECHINODERMS AND THE ORIGIN OF BLASTOIDS: KOVERMAN, Kimberly S., Geophysical Sciences, Univ of Chicago, 5734 South Ellis Avenue, Chicago, IL 60637, koverman@midway.uchicago.edu and SUMRALL, Colin D., Geological Sciences, Univ of Tennessee, Knoxville, TN 37996
120-1010:45 AM Paper Withdrawn
120-1111:00 AM POST-METAMORPHIC THECAL DEVELOPMENT IN BLASTOIDS: WATERS, Johnny A., Geosciences, State Univ of West Georgia, Carrollton, GA 30116, jwaters@westga.edu and MARCUS, Sara A., Geology, Univ of Kansas, Lawrence, KS 66047
120-1211:15 AM HOW DINOSAURS GREW: GROWTH RATES AND STRATEGIES: PADIAN, Kevin, Museum of Paleontology, Univ of California, Berkeley, CA 94720, kpadian@socrates.berkeley.edu, HORNER, John R., Museum of the Rockies, Montana State Univ, Bozeman, MT 59717, and DE RICQLÈ S, A.J., College de France, Paris, France
120-1311:30 AM EVOLUTIONARY CONSEQUENCES OF THE RADIATION OF THE RUMINANTIA (MAMMALIA: ARTIODACTYLA): MARCOT, Jonathan D., Committee on Evolutionary Biology, Univ of Chicago, 1025 E. 57th St, Chicago, IL 60637, jmarcot@midway.uchicago.edu.
120-1411:45 AM THE GROWTH RATE AND PERIOD OF THE ADULT CANINE IN SMILODON GRACILIS, AND INFERENCES ON DIET USING STABLE ISOTOPES: FERANEC, Robert S., Integrative Biology, Univ of California, Berkeley, 3060 Valley Life Sciences Bldg, Berkeley, CA 94720, feranec@socrates.berkeley.edu.

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