GSA 2020 Connects Online

Session No. 114
Wednesday, 28 October 2020: 10:00 AM-12:00 PM

T69. Polar Paleobiology and Paleoenvironmental Proxies

Paleontological Society; Paleontological Research Institution; SEPM (Society for Sedimentary Geology); Scientific Committee on Antarctic Research; GSA Sedimentary Geology Division

 

James D. Witts, Rowan J. Whittle, Thomas S. Tobin and Benjamin J. Linzmeier, Advocates
Paper #
Start Time
 
10:00 AM
Introductory Remarks
10:05 AM
CONIACIAN-PALEOCENE CHRONOSTRATIGRAPHY OF THE JAMES ROSS BASIN: A SYNTHESIS (Invited Presentation)
MILANESE, Florencia1, MONTES, Manuel2, OLIVERO, Eduardo B.3, BEAMUD, Elisabet4, SANTILLANA, Sergio5, TOBIN, Thomas S.6, RAPALINI, Augusto E.1 and KIRSCHVINK, Joseph L.7, (1)Consejo Nacional de Investigaciones Científicas y Técnicas, Instituto de Geociencias Básicas, Aplicadas y Ambientales de Buenos Aires, Intendente Güirales 2160, Buenos Aires, 1428, Argentina, (2)Instituto Geológico y Minero de España, Área de Geología, Geomorfolofía y Cartografía Geológica, Calera 1, Madrid, 28760, Spain, (3)Laboratorio de Geología Andina, Centro Austral de Investigaciones Cientificas (CADIC-CONICET), Houssay 200, Ushuaia, (9410), Argentina, (4)-Instituto de Ciencias de la Tierra ‘Jaume Almera’ - CSIC, Paleomagnetic Laboratory CCiTUB, Sole i Sabaris, s/n, Barcelona, 08028, Spain, (5)Instituto Antártico Argentino, Av. 25 de Mayo 1143, San Martín, 1650, Argentina, (6)Geological Sciences, University of Alabama, 201 7th Avenue, Tuscaloosa, AL 35401, (7)Division of Geological and Planetary Sciences, California Institute of Technology, Mail Stop 100-23, Pasadena, CA 91125
10:20 AM
THE 2020 CANADA DATAPACK FOR TIMESCALE CREATOR: A NEW TOOL FOR MESOZOIC–CENOZOIC STRATIGRAPHY OF THE CANADIAN NORTH
BRINGUÉ, Manuel, Natural Resources Canada, Geological Survey of Canada - Calgary, 3303 33rd Street NW, Calgary, AB T2L 2A7, Canada, FENSOME, Robert A., Geological Survey of Canada (Atlantic), Bedford Institute of Oceanography, Post Office Box 1006, Dartmouth, NS B2Y 4A2, Canada, GALLOWAY, Jennifer, Geological Survey of Canada, 3303-33rd Street N.W., Calgary, AB T3A0A2, Canada, POULTON, Terry, Geological Survey of Canada, 33033 33 Street NW, Calgary, AB T2K 5L6, Canada, GOLDING, Martyn L., Geological Survey of Canada, 1500-605 Robson Street, Vancouver, BC V6B 5J3, Canada and ORCHARD, Michael J., Natural Resources Canada-Geological Survey of Canada, 1500 - 605 Robson Street, Vancouver, BC V6B 5J3, Canada
10:35 AM
PALEOBIOGEOGRAPHY OF ANTARCTIC MOLLUSC BIVALVES AND THE ENVIRONMENTAL CHANGES AFTER THE CENOZOIC COOLING (Invited Presentation)
QUAGLIO, Fernanda1, WHITTLE, Rowan J.2, GRIFFITHS, Huw2, NIHEI, Silvio Shigueo3, LINSE, Katrin2 and SIMOES, Marcello4, (1)Departamento de Ecologia e Biologia Evolutiva, Universidade Federal de São Paulo, Rua Prof. Artur Riedel, 275, Jd. Eldorado, Diadema, São Paulo, 09972-270, Brazil, (2)British Antarctic Survey, High Cross, Madingley Road, Cambridge, CB3 0ET, United Kingdom, (3)Instituto de Biociências, Universidade de São Paulo, Rua do Matão, Travessa 14, Cidade Universitária, São Paulo, 05508-900, Brazil, (4)Instituto de Biociencias, Universidade Estadual Paulista-UNESP, Distrito de Rubiao Junior, CP. 510, Botucatu, 18.618-000, Brazil
10:50 AM
THE EVOLUTION OF BENTHIC ECOLOGY IN THE CENOZOIC OF ANTARCTICA
WHITTLE, Rowan J.1, QUAGLIO, Fernanda2, WITTS, James D.3, HUNTER, Aaron W.4 and GRIFFITHS, Huw1, (1)British Antarctic Survey, High Cross, Madingley Road, Cambridge, CB3 0ET, United Kingdom, (2)Departamento de Ecologia e Biologia Evolutiva, Universidade Federal de São Paulo, Rua Prof. Artur Riedel, 275, Jd. Eldorado, Diadema, São Paulo, 09972-270, Brazil, (3)Earth and Planetary Sciences, University of New Mexico, Northrop Hall, 221 Yale Blvd NE, Albuquerque, NM 87131, (4)University of Cambridge, Downing Street, Cambridge, CB2 3EQ, United Kingdom
11:05 AM
FIRE UNDER ICE: EVIDENCE FOR EXTENSIVE GEOGRAPHIC AND TEMPORAL RANGE OF WILDFIRE IN THE PLIOCENE HIGH ARCTIC
FLETCHER, Tamara, CAS Key Laboratory of Forest Ecology and Management, Institute of Applied Ecology, Shenyang, 110016, China, CSANK, Adam, Department of Geography, University of Nevada, Reno, NV 89557, GOSSE, John, Department of Earth and Environmental Sciences, Dalhousie University, Halifax, NS B3J 3J5, Canada, RYBCYNSKI, Natalia, Department of Palaeobiology, Canadian Museum of Nature, Ottawa, ON K1P 6P4, Canada; Department of Biology & Department of Earth Sciences, Carleton University, Ottawa, ON K1S 5B6, Canada, BROWN, Kendrick, University of British Columbia Okanagan, Kelowna, BC V1V 1V7, Canada; Canadian Forest Service, Natural Resources Canada, Victoria, BC V8Z 1M5, Canada, EBLE, Cortland, Kentucky Geological Survey, University of Kentucky, Lexington, KY 40506-0107 and BALLANTYNE, Ashley, Department of Ecosystem and Conservation Science, University of Montana, Missoula, MT 59812
11:20 AM
OXYGEN AND CARBON ISOTOPES IN ADAMUSSIUM COLBECKI: δ13C PROXY FOR SEA-ICE PERSISTENCE?
CRONIN, Kelly E.1, GILLIKIN, David P.2, WALKER, Sally E.1, CAMARRA, Stephen2, PUHALSKI, Emma2 and BOWSER, Samuel S.3, (1)Department of Geology, University of Georgia, Athens, GA 30602, (2)Geology Department, Union College, Schenectady, NY 12308, (3)Wadsworth Center, New York State Department of Health, Albany, NY 12201
11:35 AM
UNDERSTANDING DIACHRONEITY: PALAEOENVIRONMENTAL CONTROLS ON DISPERSAL OF PLANKTONIC FORAMINIFERA IN THE HIGH-LATITUDE PLIO-PLEISTOCENE OCEANS
BROMBACHER, Anieke, National Oceanography Centre, University of Southampton, Waterfront Campus, European Way, Southampton, SO14 3ZH, United Kingdom, EZARD, Thomas H.G., Ocean and Earth Science, University of Southampton, National Oceanography Centre Southampton, 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 and EXPEDITION 383 SCIENTISTS, IODP, College Station, TX 77845-9547
 
11:45 AM
Discussion
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