GSA Annual Meeting in Denver, Colorado, USA - 2016

Session No. 209
Tuesday, 27 September 2016: 1:30 PM-5:30 PM
Mile High Ballroom 4C (Colorado Convention Center)

Paleontology 2: Paleoecology and Paleoclimate

Adam Davis and S. Kathleen Lyons, Chairs
1:30 PM
MORE THAN A THIRD OF PALEOZOIC BRACHIOPOD GENERA LIVED INFAUNALLY  --  REALLY!
STANLEY, Steven M., Geology and Geophysics, University of Hawaii, Post Bldg. 701, 1680 East-West Road, Honolulu, HI 96822, stevenst@hawaii.edu
1:45 PM
TAXON OCCURRENCE AS A FUNCTION OF BOTH BIOLOGICAL TRAITS AND ENVIRONMENTAL CONTEXT: THE CHANGING NORTH AMERICAN SPECIES POOL
SMITS, Peter D., Committee on Evolutionary Biology, University of Chicago, Chicago, IL 60615, psmits@uchicago.edu
2:00 PM
ECOLOGICAL DISPARITY INCREASES THROUGHOUT THE PHANEROZOIC
NOVACK-GOTTSHALL, Philip M., Department of Biological Sciences, Benedictine University, 5700 College Road, Lisle, IL 60532, pnovack-gottshall@ben.edu
2:15 PM
THE MIDDLE CAMBRIAN STEPHEN FORMATION AT MARBLE CANYON, KOOTENAY NATIONAL PARK, BRITISH COLUMBIA
LOMBARDO, Alexander, Geology Department, Pomona College, 185 E. Sixth St., Claremont, CA 91711, GAINES, Robert R., Geology, Pomona College, 185 East Sixth Street, Claremont, CA 91711 and CARON, Jean-Bernard, Department of Natural History (Paleobiology Section), Royal Ontario Museum, 100 Queen's Park, Toronto, ON M5S2C6, Canada, ALEXANDER.LOMBARDO.17@CMC.EDU
2:30 PM
SIZE MATTERS:MORPHOLOGY, FUNCTIONAL MORPHOLOGY AND PALEOECOLOGY OF ASCOCYSTITES (ASCOCYSTIDA, EOCRINOIDEA) FROM THE UPPER ORDOVICIAN OF MOROCCO
PARSLEY, Ronald L., Department of Earth and Environmental Sciences, Tulane University, New Orleans, LA 70118; Department of Paleobiology, Smithsonian Institution, Washington, DC 20560 and NARDIN, Elise, Geosciences Environment Toulouse, Observatorie Midi-Pyrenees,, Centre National de la Recherche Scientifque, Toulouse, France, parsley@tulane.edu
2:45 PM
THE FISH COMMUNITIES OF THE HARDING SANDSTONE (ORDOVICIAN, COLORADO): IMPLICATIONS FOR THE FOSSIL RECORD OF FISHES THROUGH THE ORDOVICIAN
SANSOM, Ivan J., School of Geography, Earth and Environmental Sciences, University of Birmingham, Birmingham, B15 2TT, United Kingdom, ANDREEV, Plamen Stanislavov, School of Geography, Earth and Environmental Sciences, University of Birmingham, Edgbaston, West Midlands, Birmingham, B15 2TT, United Kingdom and SMITH, Paul, Oxford University Museum of Natural History, Oxford University, Parks Road, Oxford, OX1 3PW, United Kingdom, i.j.sansom@bham.ac.uk
3:00 PM
BIOSTRATIGRAPHIC AND PALEOBIOGEOGRAPHIC SIGNIFICANCE OF RARE STROMATOPOROIDS FROM THE LOWER DEVONIAN (EMSIAN) OF NEVADA
STOCK, Carl W., Department of GeologicalSciences, University of Alabama, Emeritus, 31220 Florence Road, Conifer, CO 80433-7515, carlwstock7@gmail.com
3:15 PM
LEAVING THEIR MARK: BIOLOGICALLY-INDUCED MINERAL WEATHERING AND SOIL DEVELOPMENT IN ANCIENT LAND-PLANT ECOSYSTEMS
MITCHELL, Ria L.1, CUADROS, Javier2, PRESSEL, Silvia3, DUCKETT, Jeffrey G.3, MAVRIS, Christian1, SYKES, Dan4, NAJORKA, Jens1, EDGECOMBE, Gregory D.5 and KENRICK, Paul1, (1)Department of Earth Sciences, The Natural History Museum, Cromwell Road, London, SW7 5BD, United Kingdom, (2)Department of Earth Sciences, Natural History Museum, Cromwell Road, London, SW7 5BD, United Kingdom, (3)Department of Life Sciences, The Natural History Museum, London, SW7 5BD, (4)Hnery Moseley X-ray Imaging Facility, University of Manchester, Alan Turing Building, Manchester, M13 9PL, United Kingdom, (5)Department of Earth Sciences, The Natural History Museum, London, SW7 9BD, United Kingdom, ria.mitchell@nhm.ac.uk
3:30 PM
REGIONAL AND ENVIRONMENTAL TESTS OF THE ESCALATION HYPOTHESIS DURING THE JURASSIC: A TETHYAN ORIGIN TO ESCALATION?
MONARREZ, Pedro M.1, ABERHAN, Martin2 and HOLLAND, Steven M.1, (1)Department of Geology, University of Georgia, Athens, GA 30602-2501, (2)Museum für Naturkunde, Invalidenstr. 43, Berlin, 10115, Germany, pmonarrez@uga.edu
3:45 PM
SEDIMENTOLOGIC AND STRATIGRAPHIC RECONSTRUCTION OF LOWER PALEOCENE ENVIRONMENTS IN THE SAN JUAN BASIN, NEW MEXICO
DAVIS, Adam, Geosciences, Baylor University, One Bear Place #97354, Waco, TX 76798-7354, PEPPE, Daniel J., Terrestrial Paleoclimatology Research Group, Dept. of Geosciences, Baylor University, One Bear Place #97354, Waco, TX 76798-7354, WILLIAMSON, Thomas, New Mexico Museum of Natural History, 1801 Mountain Road N.W, Albuquerque, NM 87104 and ATCHLEY, Stacy, Department of Geology, Baylor University, One Bear Place #97354, Waco, TX 76798, adam_davis1@baylor.edu
4:00 PM
THE ROLE OF CLIMATE IN SHAPING MAMMALIAN BODY SIZE DISTRIBUTIONS OVER THE CENOZOIC
LYONS, S. Kathleen, Department of Paleobiology, Smithsonian Institution, National Museum of Natural History, NHB MRC 121, P.O. Box 37012, Washington, DC 20013-7012, SMITH, Felisa A., Biology, University of New Mexico, MSC 03-2020, 1 University of New Mexico, Albuquerque, NM 87131 and ERNEST, S.K. Morgan, Department of Wildlife Ecology and Conservation, University of Florida, 110 Newins-Ziegler Hall, PO Box 110430, Gainesville, FL 32611, lyonsskate@gmail.com
4:15 PM
RANGES OF VARIABILITY IN MARINE MOLLUSKS FROM “GREENHOUSE” AND “ICEHOUSE” CLIMATIC REGIMES: PLIO-PLEISTOCENE OF FLORIDA VS. LATE CRETACEOUS OF THE U.S. WESTERN INTERIOR SEAWAY AND GULF COASTAL PLAIN
ALLMON, Warren1, GEARY, Dana H.2, FRIEND, Dana S.3, HARRIES, Peter J.4, PUSTILNIK, Jeremy5 and OSTRANDER, Ray J.2, (1)Paleontological Research Institution, 1259 Trumansburg Road, Ithaca, NY 14850, (2)Dept. of Geoscience, Univ of Wisconsin-Madison, 1215 W. Dayton St, Madison, WI 53706, (3)Earth and Atmospheric Sciences, Cornell University, Ithaca, NY 14850, (4)Department of Marine, Earth, and Atmospheric Sciences, NC State University, 2800 Faucette Drive, Jordan Hall, Campus Box 8208, Raleigh, NC 27695-8208, (5)Biological Sciences, Cornell University, Ithaca, NY 14853, wda1@cornell.edu
4:30 PM
GEOGRAPHIC AND TEMPORAL GRADIENTS OF CIRCUMALPINE OLIGO-MIOCENE CARBONATES BASED ON HIGH RESOLUTION QUANTIFICATION OF COMPONENT DIVERSITY
NEBELSICK, James H.1, BASSI, Davide2, NITSCH, Florian1 and GRUN, Tobias B.3, (1)University of Tübingen, Department of Geosciences, Sigwartstrasse 10, Tübingen, 72076, Germany, (2)Dipartimento di Fisica e Scienze della Terra, Università degli Studi di Ferrara, Via Saragat 1, Ferrara, 44122, Italy, (3)University of Tübingen, Department of Geosciences, Sigwartstraße 10, Tübingen, 72076, Germany, nebelsick@uni-tuebingen.de
209-14
4:45 PM
Withdrawn
5:00 PM
PATAGONIA’S DIVERSE BUT HOMOGENEOUS EARLY PALEOCENE FORESTS
IGLESIAS, Ari1, WILF, Peter2 and WILF, Rebecca2, (1)Instituto de Investigaciones en Biodiversidad y Medioambiente, CONICET-Universidad Nacional del Comahue, San Carlos de Bariloche, 8400, Argentina, (2)Dept. of Geosciences, Pennsylvania State University, University Park, PA 16802, pwilf@psu.edu
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