GSA Annual Meeting in Seattle, Washington, USA - 2017

Session No. 1
Sunday, 22 October 2017: 8:00 AM-12:00 PM
Room 604 (Washington State Convention Center)

D13. Paleontology, Phylogenetic/Morphological Patterns: Invertebrates

James C. Lamsdell and Melanie J. Hopkins, Chairs
1-1
8:00 AM
NO CHANGE IN MORPHOLOGICAL DISPARITY IN LICHID TRILOBITES ACROSS THE END-ORDOVICIAN EXTINCTION
HOPKINS, Melanie J., Division of Paleontology, American Museum of Natural History, Central Park West at 79th Street, New York, NY 10024-5192 and LAMSDELL, James C., Department of Geology and Geography, West Virginia University, 98 Beechurst Avenue, Brooks Hall, Morgantown, WV 26506, mhopkins@amnh.org
1-2
8:15 AM
PHYLOGENY AND EVOLUTIONARY HISTORY OF LICHID TRILOBITES
LAMSDELL, James C., Department of Geology and Geography, West Virginia University, 98 Beechurst Avenue, Brooks Hall, Morgantown, WV 26506 and HOPKINS, Melanie J., Division of Paleontology, American Museum of Natural History, Central Park West at 79th Street, New York, NY 10024-5192, james.lamsdell@mail.wvu.edu
1-3
8:30 AM
MORPHOMETRIC VARIABILITY WITHIN ASTARTE FROM THE PLIOCENE OF THE ATLANTIC COASTAL PLAIN
ROBERSON, R. Philip and CASEY, Michelle M., Geosciences, Murray State University, 334 Blackburn Science Building, Murray, KY 42071, rroberson4@murraystate.edu
1-4
8:45 AM
GEOMETRIC MORPHOMETRIC ONTOGENY OF CALYPTAULAX: PATTERNS OF PHYSIOLOGICAL CHANGE AT THE MERASPID-HOLASPID TRANSITION IN PHACOPIDS
JACOBS, Gabriel, Geological Sciences, University of Missouri, Office 101 Geological Sciences, Columbia, MO 65211 and CARLUCCI, Jesse R., Kimbell School of Geoscience, Midwestern State University, 3410 Taft Blvd., Wichita Falls, TX 76308, hydra22@sbcglobal.net
1-5
9:00 AM
ASSESSING THE STRUCTURE OF INTEGRATION IN THE CEPHALON OF THE MIDDLE CAMBRIAN AGNOSTINE ARTHROPOD PERONOPSIS BRIGHAMENSIS
LAVINE, Rhiannon J., Department of the Geophysical Sciences, University of Chicago, 5734 S. Ellis Ave, Chicago, IL 60637 and WEBSTER, Mark, Dept. of Geophysical Sciences, University of Chicago, 5734 South Ellis Avenue, Chicago, IL 60637, rlavine@uchicago.edu
1-6
9:15 AM
A CAMBRIAN MERASPID CLUSTER: EVIDENCE OF TRILOBITE EGG DEPOSITION
SCHWIMMER, David R., Earth and Space Sciences, Columbus State Univ, 4225 Univ. Ave, Columbus, GA 31907 and MONTANTE, William M., 2120 Jockey Hollow Dr. NW, Kennesaw, GA 30152, schwimmer_david@columbusstate.edu
Handouts
  • GSA. A Cambrian meraspid cluster.compress.pptx (37.9 MB)
  • 1-7
    9:30 AM
    THE MOST DIVERSE FOSSIL SQUAT LOBSTER ASSEMBLAGE IN THE WORLD
    ROBINS, Cristina M., Museum of Paleontology, University of California, Berkeley, 1101 Valley Life Science Building, Berkeley, CA 94720 and KLOMPMAKER, Adiël A., Department of Integrative Biology & Museum of Paleontology, University of California, Berkeley, 1005 Valley Life Sciences Building #3140, Berkeley, CA 94720, cristina.robins@gmail.com
     
    9:45 AM
    Break
    1-8
    10:00 AM
    TESTING THE FUNCTION OF PRODUCTIDE BRACHIOPOD SPINES ON ARENACEOUS SUBSTRATES USING 3D PRINTED MODELS
    GARCIA, Elvira A., MOLINARO, Darrin J. and LEIGHTON, Lindsey R., Earth & Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3, Canada, egarcia@ualberta.ca
    1-9
    10:15 AM
    TEREBRATULINA: IS 81 SPECIES TOO MANY?
    CARLSON, Sandra J.1, BAPST, David W.2, ROBINSON, Jeffrey H.3, RUDMAN, Eli A.4 and LOPEZ-CARRANZA, Natalia1, (1)Earth and Planetary Sciences, University of California, Davis, One Shields Ave, Davis, CA 95616, (2)Ecology and Evolutionary Biology, University of Tennessee, Knoxville, 425a Hesler, Knoxville, TN 37996; Earth and Planetary Sciences, University of California, Davis, One Shields Ave, Davis, CA 95616, (3)Geology, University of Otago, Box 56, Dunedin, New Zealand, (4)Computer Science, University of Maryland, College Park, College Park, MD 20742, sjcarlson@ucdavis.edu
    10:30 AM
    THE MAZON CREEK CNIDARIAN ESSEXELLA: THE WORLD TURNED UPSIDE DOWN
    PLOTNICK, Roy E., Earth and Environmental Sciences, University of Illinois at Chicago, M/C 186, 845 W Taylor St., Chicago, IL 60607, HAGADORN, James W., Department of Earth Sciences, Denver Museum of Nature & Science, 2001 Colorado Blvd, Denver, CO 80205 and YOUNG, Graham A., The Manitoba Museum, 190 Rupert Avenue, Winnipeg, MB R3B 0N2, Canada, plotnick@uic.edu
    10:45 AM
    THE CONVOLUTED HISTORY OF PARACRINOIDS AND RHIPIDOCYSTIDS (BLASTOZOAN ECHINODERMS) DURING THE ORDOVICIAN RADIATION
    SPRINKLE, James, Department of Geological Sciences, Jackson School of Geosciences, University of Texas, 1 University Station C1100, Austin, TX 78712-0254 and GUENSBURG, Thomas E., IRC, Field Museum, 1400 South Lake Shore Drive, Chicago, IL 60605, echino@jsg.utexas.edu
    11:00 AM
    THE EVOLUTION OF BLASTOZOAN MORPHOLOGY: EXPLORING THE DISPARITY OF EOCRINOIDS
    SMITH, Nicholas S.1, NARDIN, Elise2, NOHEJLOVÁ, Martina3 and DELINE, Bradley1, (1)Department of Geosciences, University of West Georgia, 1601 Maple St, Carrollton, GA 30118, (2)Géosciences Environnement Toulouse, Université de Toulouse, CNRS/UPS/IRD/CNES, Toulouse, France, (3)Collections and Material Documentation Department, Czech Geological Survey, Klárov 131/3, 11821, Praha 1, Prague, Czech Republic, nsmith29@my.westga.edu
    11:15 AM
    MORPHOLOGICAL VARIATION, ONTOGENY, AND ORIGIN OF ZACANTHOIDID TRILOBITES: A GEOMETRIC MORPHOMETRIC ANALYSIS OF THE EARLY CAMBRIAN GENUS ZACANTHOPSIS
    SWISHER, Robert and WEBSTER, Mark, Dept. of Geophysical Sciences, University of Chicago, 5734 South Ellis Avenue, Chicago, IL 60637, rswisher@uchicago.edu
    11:30 AM
    THE EVOLUTION AND DIVERSIFICATION OF THE “VERMICULARIINAE” (GASTROPODA: TURRITELLIDAE)
    ANDERSON, Brendan M., Paleontological Research Institution, 1259 Trumansburg Road, Ithaca, NY 14850; Earth and Atmospheric Sciences, Cornell University, 1142 Snee Hall, Ithaca, NY 14850 and ALLMON, Warren D., Earth and Atmospheric Sciences, Cornell University, 1142 Snee Hall, Ithaca, NY 14850; Paleontological Research Institution, 1259 Trumansburg Road, Ithaca, NY 14850, bma53@cornell.edu
    11:45 AM
    EARLY ONTOGENY OF THE SHELLS OF PELAGIELLID MOLLUSCS AND HYOLITHS FROM THE CAMBRIAN (DYERAN) PIOCHE FORMATION, SOUTHEASTERN NEVADA
    MOORE, John L. and PORTER, Susannah M., Department of Earth Science, University of California, Santa Barbara, Santa Barbara, CA 93106, jlmoore@geol.ucsb.edu
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