GSA Annual Meeting in Denver, Colorado, USA - 2016

Session No. 104
Monday, 26 September 2016: 8:00 AM-12:00 PM
Room 505 (Colorado Convention Center)

T132. Microfossil Proxies in Earth History

Cushman Foundation; Geochemical Society; Paleontological Research Institution; Paleontological Society; GSA Limnogeology Division
Megan K. Fung, Krystyna Kornecki and Robert K. Poirier, Advocates
8:00 AM
VASE-SHAPED MICROFOSSILS OF THE TOGARI GROUP, TASMANIA AND IMPLICATIONS FOR BIOSTRATIGRAPHIC SUBDIVISION OF THE TONIAN PERIOD
RIEDMAN, Leigh Anne, Earth and Planetary Sciences, Harvard University, Cambridge, MA 02138, lriedman@fas.harvard.edu
8:15 AM
SEEING THE LATE PALEOZOIC ICE AGE AT A FINER SCALE: ECCENTRICITY SCALE CONODONT O AND SR ISOTOPIC TRENDS
OSLEGER, Dillon J., Department of Earth Science, University of California Santa Barbara, Santa Barbara, CA 93101; Department of Earth and Planetary Sciences, University of California, Davis, Davis, CA 95616, CHEN, Jitao, Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences, Nanjing, 210008, China; Department of Earth and Planetary Sciences, University of California, Davis, Davis, CA 95616, GRIFFIN, Julie M., Department of Earth and Planetary Sciences, University of California - Davis, Earth and Physical Sciences Building, Rm 2119, One Shields Avenue, Davis, CA 95616 and MONTANEZ, Isabel P., Department of Earth and Planetary Sciences, University of California, Davis, Davis, CA 95616, djosleger@gmail.com
8:30 AM
TESTING WHETHER THE STRENGTH OF SEXUAL SELECTION INFLUENCES SPECIES EXTINCTION AND ORIGINATION IN LATE CRETACEOUS CYTHEROID OSTRACODES
FERNANDES MARTINS, Maria João, Department of Paleobiology, Smithsonian Institution, NMNH, Smithsonian Institution [NHB, MRC 121], PO Box 37012, Washington, DC 20113-7012, HUNT, Gene, Department of Paleobiology, Smithsonian Institution, National Museum of Natural History, NHB MRC 121, P.O. Box 37012, Washington, DC 20013-7012, PUCKETT, T. Markham, Geography & Geology, University of Southern Mississippi, Walker Science Building (WSB), 127 118 College Drive, Box #5051, Hattiesburg, MS 39406, LOCKWOOD, Rowan, Department of Geology, The College of William and Mary, P.O. Box 8795, Williamsburg, VA 23187 and SWADDLE, John P., Department of Biology, The College of William and Mary, PO Box 8795, Williamsburg, VA 23187-8795, mjoaofmartins@gmail.com
8:45 AM
DINOFLAGELLATE CYSTS AS PALEOCLIMATE INDICATORS IN THE PALEOGENE OF WEST AFRICA
AWAD, Walaa K. and OBOH-IKUENOBE, Francisca E., Department of Geosciences and Geological and Petroleum Engineering, Missouri University of Science and Technology, Rolla, MO 64509, wka9tb@mst.edu
9:00 AM
LARGER FORAMINIFERA FROM THE PLATFORM MARGIN OF JAMAICA DURING THE EOCENE
ROBINSON, Natalie S., Geography and Geology, University of the West Indies, Mona, Kingston 7, Kingston, 1876, Jamaica and MITCHELL, Simon F., Geography and Geology, University of the West Indies, Kingston, Jamaica, natalie.robinson02@mymona.uwi.edu
9:15 AM
BENTHIC FORAMINIFERA, THE ORINOCO PLUME AND THE GUIANA CURRENT
WILSON, Brent1, HAYEK, Lee-Ann C.2 and RAMDIN, Khadine1, (1)Chemical Engineering, University of the West Indies, St. Augustine, 00000, Trinidad and Tobago, (2)Chief Mathematical Statistician, Smithsonian Institution, National Museum of Natural History, MRC-121, Washington, DC 20560-0121, brent.wilson@sta.uwi.edu
 
9:30 AM
Break
9:45 AM
THE IMPACT OF CENOZOIC COOLING ON THE DIVERSITY OF PLANKTONIC FORAMINIFERA
FENTON, Isabel S.1, PEARSON, Paul N.2, DUNKLEY JONES, Tom3, FARNSWORTH, Alex4, LUNT, Dan J.4, MARKWICK, Paul J.5 and PURVIS, Andy6, (1)Department of Life Sciences, Natural History Museum, Cromwell Road, London, SW7 5BD, United Kingdom, (2)School of Earth and Ocean Sciences, Cardiff University, Park Place, Cardiff, CF10 3AT, United Kingdom, (3)School of Geography, Earth and Environmental Sciences, University of Birmingham, Edgbaston, Birmingham, B15 2TT, United Kingdom, (4)School of Geographical Sciences and Cabot Institute, University of Bristol, Bristol, BS8 1SS, United Kingdom, (5)Getech, Elmete Hall, Elmete Lane, Leeds, LS8 2LJ, (6)Department of Life Sciences, Natural History Museum, Cromwell Road, London, SW7 5BD, United Kingdom; Department of Life Sciences, Imperial College London, Silwood Park Campus, Ascot, SL5 7PY, United Kingdom, isabf@nhm.ac.uk
Handouts
  • IFenton_GSA_Upload.pdf (629.0 kB)
  • 10:00 AM
    CAN SHARED EVOLUTIONARY HISTORY HELP PALEOCEANOGRAPHERS TO UNLOCK THE "BLACK-BOX" OF PLANKTONIC FORAMINIFERAL VITAL-EFFECTS? (Invited Presentation)
    EDGAR, Kirsty Marie, School of Geography, Earth and Environmental Sciences, University of Birmingham, Edgbaston, Birmingham, B15 2TT, United Kingdom, HULL, Pincelli M., Geology and Geophysics, Yale University, New Haven, CT 06511 and EZARD, Thomas H.G., Ocean and Earth Science, University of Southampton, National Oceanography Centre Southampton, European Way, Southampton, SO14 3ZH, United Kingdom, k.m.edgar@bham.ac.uk
    10:20 AM
    PALEOCEANOGRAPHY AT ODP SITE 744: A HOLISTIC "PRECONDITIONING HYPOTHESIS" EXPLANATION FOR THE OLIGOCENE MIOCENE TRANSITION (Invited Presentation)
    FRAASS, Andrew Jeffrey1, LECKIE, R. Mark2, DECONTO, Robert3 and MCQUAID, Chelsea2, (1)Department of Paleobiology, Smithsonian Institution, National Museum of Natural History, 10th St. & Constitution Ave., NW, Washington, DC, DC 20560, (2)Department of Geosciences, University of Massachusetts Amherst, 611 N. Pleasant St, 233 Morrill Science Center, Amherst, MA 01003, (3)Geosciences, Univ of Massachusetts, Amherst, MA 01003, FraassA@si.edu
    10:40 AM
    MICROFOSSIL δ11B AS A PROXY FOR ORBITAL-SCALE pCO2 CHANGE IN THE EARLY PLEISTOCENE (Invited Presentation)
    DYEZ, Kelsey, Geochemistry, Lamont Doherty Earth Observatory, 61 Rte 9W, Palisades, NY 10964 and HOENISCH, Baerbel, Department of Earth and Environmental Sciences and Lamont-Doherty Earth Observatory of Columbia University, 61 Route 9W, Palisades, NY 10964, kelseydyez@gmail.com
    11:00 AM
    BIOGEOGRAPHIC RANGE SHIFTS IN THREE SPECIES OF PLANKTONIC FORAMINIFERA DURING THE INTENSIFICATION OF NORTHERN HEMISPHERE GLACIATION
    BROMBACHER, Anieke, National Oceanography Centre, University of Southampton, Waterfront Campus, European Way, Southampton, SO14 3ZH, United Kingdom, WILSON, Paul A., National Oceanography Centre Southampton, School of Ocean and Earth Science, University of Southampton, Southampton, SO14 3ZH, United Kingdom, BAILEY, Ian, Camborne School of Mines, University of Exeter, Penryn Campus, Cornwall, TR10 9FE, United Kingdom and EZARD, Thomas H.G., Ocean and Earth Science, University of Southampton, National Oceanography Centre Southampton, European Way, Southampton, SO14 3ZH, United Kingdom, j.brombacher@noc.soton.ac.uk
    11:15 AM
    LATE QUATERNARY SEA-LEVEL HIGHSTANDS OF THE MID-ATLANTIC US COASTAL PLAIN AND SUB-ORBITAL VARIABILITY WITH IMPLICATIONS FOR ICE SHEET SENSITIVITY
    POIRIER, Robert K.1, CRONIN, Thomas M.2, KATZ, Miriam E.3, WILLARD, Debra A.4, SCHALLER, Morgan F.5, MILLER, Kenneth G.6, BROWNING, James V.6 and WEHMILLER, John F.7, (1)United States Geological Survey, National Center, 12201 Sunrise Valley Drive, Reston, VA 20192; Department of Earth and Environmental Science, Rensselaer Polytechnic Institute, Johnsson-Rowland Science Center, 1W19, 110 8th St, Troy, NY 12180, (2)USGS, 926A USGS National Center, 12201 Sunrise Valley Drive, Reston, VA 20192, (3)Earth and Environmental Sciences, Rensselaer Polytechnic Institute, Troy, (4)United States Geological Survey, 926A National Center, 12201 Sunrise Valley Drive, Reston, VA 20192, (5)Department of Earth and Environmental Sciences, Rensselaer Polytechnic Institute, 110 8th St, Troy, NY 12180, (6)Department of Earth and Planetary Sciences, Rutgers University, 610 Taylor Road, Piscataway, NJ 08854, (7)Department of Geological Sciences, University of Delaware, Newark, DE 19716, rpoirier@usgs.gov
    11:30 AM
    REEVALUATION OF MG/CA-TEMPERATURE CALIBRATION IN GLOBIGERINOIDES RUBER: A SEDIMENT TRAP APPROACH
    MONTEAGUDO, Minda M.1, WELDEAB, Syee1, LEA, David W.1, ROSENTHAL, Yair2 and KARL, David M.3, (1)Department of Earth Science and Marine Science Institute, University of California, Santa Barbara, CA 93106, (2)Institute of Marine and Coastal Sciences, Rutgers University, New Brunswick, NJ 08901, (3)Department of Oceanography and Daniel K. Inouye Center for Microbial Ecology: Research and Education, University of Hawaii, Manoa, Honolulu, HI 96822, monteagudo@umail.ucsb.edu
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