GSA 2020 Connects Online

Session No. 243
Friday, 30 October 2020: 10:00 AM-2:00 PM

T61. Climatic and Biotic Processes through the Paleozoic, Mesozoic, and Cenozoic as Reconstructed from Microfossil Records

Cushman Foundation; Micropalaeontological Society; Paleontological Society

 

Anieke Brombacher and Adriane R. Lam, Advocates
Paper #
Start Time
 
10:00 AM
Introductory Remarks
10:05 AM
DYNAMIC ECOPHENOTYPY IN THE MONOGRAPTIDAE (GRAPTOLITHINA) CORRELATES WITH CHANGES IN THE LATE SILURIAN CLIMATE
WHITTINGHAM, Misha1, SPIRIDONOV, Andrej2 and RADZEVICIUS, Sigitas2, (1)Department of Earth Sciences, Carleton University, 1125 Colonel By Drive, Ottawa, ON K1S 5B6, Canada, (2)Department of Geology and Mineralogy, Vilnius University, M. K. Čiurlionio 21/27, Vilnius, ON LT-03101, Lithuania
10:20 AM
RECORD OF EARLY APTIAN-EARLY ALBIAN OCEANIC ANOXIC EVENTS IN CENTRAL-EASTERN MEXICO (TAMPICO-MISANTLA BASIN)
GUTIÉRREZ-PUENTE, Nicté Andrea, Posgrado en Ciencias de la Tierra, Universidad Nacional Autónoma de México, Avenida Universidad, 3000, Mexico City, 04510, Mexico, BARRAGÁN-MANZO, Ricardo, Departamento de Paleontología, Universidad Nacional Autónoma de México (UNAM), Instituto de Geología, Cuidad Universitaria, México, D. F, 04510, Mexico and NÚÑEZ USECHE, Fernando, Instituto de Geología, Universidad Nacional Autónoma de México, Av. Universidad No. 3000, Alcaldía Coyoacán, Ciudad de México, DF 04510, Mexico
10:35 AM
DIVERSITY DYNAMICS OF MICROFOSSILS ACROSS THE CRETACEOUS–PALEOGENE AND EOCENE–OLIGOCENE TRANSITIONS
JAMSON, Katie, FRAASS, Andrew Jeffrey and MOON, Benjamin, School of Earth Sciences, University of Bristol, Bristol, BS8 1TH, United Kingdom
 
10:50 AM
Discussion: pre-Cenozoic
11:05 AM
EVIDENCE FOR ABRUPT PALYNOFLORAL CHANGE IN CONTINENTAL SETTINGS DURING THE PALEOCENE-EOCENE THERMAL MAXIMUM
KORASIDIS, Vera A., Department of Paleobiology, Smithsonian Institution, 10th & Constitution Ave., NW, Washington DC, DC 20001, WING, Scott L., Department of Paleobiology, Smithsonian Institution, P.O. Box 37012 MRC 121, Washington, DC 20013 and HARRINGTON, Guy, Department of Geography, Earth, and Environmental Sciences, University of Birmingham, Birmingham, B15 2TT, United Kingdom
11:20 AM
DEEP-SEA SEDIMENT EVOLUTION ACROSS THE PALEOCENE-EOCENE AND EOCENE-OLIGOCENE BOUNDARIES
WADE, Bridget S., Department of Earth Sciences, University College London, Gower Street, London, WC1E 6BT, United Kingdom, O'NEILL, James, Department of Geography, King's College London, London, WC2B 4BG, United Kingdom, PHUJAREANCHAIWON, Chawisa, Department of Geology, Chulalongkorn University, Bangkok, 10330, Thailand, ALI, Imran, PetroStrat Limited, Conwy, LL32 8FA, United Kingdom, LYLE, Mitchell, College of Earth, Ocean, and Atmospheric Science, Oregon State University, Corvallis, OR 97331 and WITKOWSKI, Jakub, Institute of Marine and Environmental Sciences, University of Szczecin, Szczecin, 70383, Poland
11:35 AM
OSTRACODE BODY SIZE CHANGES ACROSS AN EOCENE HYPERTHERMAL EVENT
HALL, Christine M.S., Department of Geosciences, University of Connecticut, Storrs, CT 06269, DROSER, Mary L., Department of Earth and Planetary Sciences, University of California, Riverside, 900 University Ave., Riverside, CA 92521 and KIRTLAND TURNER, Sandra, Department of Earth Sciences, University of California, Riverside, 900 University Ave., Riverside, CA 92521
 
11:50 AM
Discussion: Paleogene
12:05 PM
DETERMINING ANCIENT SHARK DIVERSITY: USING DERMAL DENTICLES PRESERVED IN DEEP-SEA SEDIMENTS TO STUDY CENOZOIC MARINE PREDATOR DYNAMICS
RUBIN, Leah D., College of the Atlantic, 105 Eden St, Bar Harbor, ME 04609 and SIBERT, Elizabeth C., Earth and Planetary Sciences, Yale University, New Haven, CT 06511
12:20 PM
RADIOLARIANS EXHIBITED A THRESHOLD RESPONSE TO TEMPERATURE CHANGE DURING THE LATE NEOGENE (Invited Presentation)
TRUBOVITZ, Sarah1, LAZARUS, David2, RENAUDIE, Johan2 and NOBLE, Paula J.1, (1)Geological Science & Engineering, University of Nevada, Reno, 1664 N. Virginia Street, Mail Stop 0172, Reno, NV 89557, (2)Museum für Naturkunde, Invalidenstraße 43, Berlin, D-10115, Germany
12:35 PM
CHARACTERIZING THE LATE NEOGENE PLANKTIC FORAMINIFERAL LATITUDINAL DIVERSITY GRADIENT ACROSS THE SOUTHWEST PACIFIC OCEAN
LAM, Adriane R.1, FRAASS, Andrew Jeffrey2, ALBANESE, James3 and UZEL, Jacob P.1, (1)Geological Sciences and Environmental Studies, Binghamton University, 4400 Vestal Parkway East, Binghamton, NY 13902, (2)School of Earth Science, University of Bristol, Bristol, BS8 1RJ, United Kingdom, (3)Department of Geological Sciences, University of Massachusetts Amherst, 627 North Pleasant Street, 233 Morrill Science Center, Amherst, MA 01003
 
12:50 PM
Discussion: Neogene
1:05 PM
PLIOCENE-PLEISTOCENE BENTHIC FORAMINIFERAL ASSEMBLAGES AT IODP SITE 1014 (TANNER BASIN): A POTENTIAL ANALOGUE FOR NEAR-FUTURE BENTHIC BIODIVERSITY CHANGES ON THE SOUTHERN CALIFORNIA MARGIN?
MCCANDLESS, Heather, Geology, UC Riverside, 900 University Ave, Riverside, CA 92521; Department of Integrative Biology & Museum of Paleontology, University of California, Berkeley, CA 94720, KAHANAMOKU, Sara S., Department of Integrative Biology & Museum of Paleontology, University of California, Berkeley, CA 94720 and FINNEGAN, Seth, Department of Integrative Biology, University of California Berkeley, 5151A Valley Life Sciences, Be, CA 94720-3140
1:20 PM
SOUTHERN OCEAN DRIVEN δ13C MINIMA ACROSS TERMINATION I AND II IN THE EQUATORIAL INDIAN OCEAN
YU, Siyao Mark1, WRIGHT, James D.1, MORTLOCK, Richard1, SPEZZAFERRI, Silvia2, STAINBANK, Stephanie2 and KROON, Dick3, (1)Department of Earth and Planetary Sciences, Rutgers, The State University of New Jersey, Wright-Rieman Laboratories, 610 Taylor Road, Piscataway, NJ 08854, (2)Department of Geosciences, University of Fribourg, Fribourg, Switzerland, (3)Department of Geology and Geophysics, University of Edinburgh, Edinburgh, EH9 3JW, United Kingdom
1:35 PM
IS +2°C TOO WARM FOR ANTARCTICA? DIATOM LESSONS FROM A 400 PPM WORLD (Invited Presentation)
RIESSELMAN, Christina1, DUKE, Grace2, FRAZER, Josie2 and TAYLOR-SILVA, Briar2, (1)Department of Geology and Department of Marine Science, University of Otago, Dunedin, 9016, New Zealand, (2)Department of Geology, University of Otago, Dunedin, MD 9016, New Zealand
 
1:50 PM
Discussion: Plio-Pleistocene
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