GSA 2020 Connects Online

Session No. 222
Thursday, 29 October 2020: 5:30 PM-8:00 PM

D17. Paleontology IV

 

Paper #
Start Time
5:30 PM
WHY SWEAT THE SMALL STUFF? NEW DISCOVERIES OF BABY DINOSAURS, TINY SHARKS, AND OTHER MICROVERTEBRATE FOSSILS, LATEST CRETACEOUS HELL CREEK FORMATION, NORTH DAKOTA
SANKEY, Julia, Geology, California State University, Stanislaus, One University Circle, Turlock, CA 95382
5:45 PM
DID INITIAL CONSTRAIN OF THE CENTRAL AMERICAN SEAWAY INDUCE PALEOPRODUCTIVITY CHANGES IN THE SOUTHERN PROTO-CARIBBEAN DURING THE EARLY MIOCENE?
CÁRDENAS, Damián, Center for Tropical Paleoecology and Archaeology, Smithsonian Tropical Research Institute, Panama City, 0843-03092, Panama; Department of Geosciences and Geological and Petroleum Engineering, Missouri University of Science and Technology, Rolla, MO 65409-0410, OBOH-IKUENOBE, Francisca E., Geoscience, Geological and Petroleum Engineering, Missouri University of Science and Technology, 129 McNutt Hall, 1400 North Bishop, Rolla, MO 65409 and JARAMILLO, Carlos, Center for Tropical Paleoecology and Archaeology, Smithsonian Tropical Research Institute, Panama City, 0843-03092, Panama
6:00 PM
TAKING CENTER STAGE: EXPLORING ECHINOCONCHOID BRACHIOPOD EVOLUTION THROUGH FUNCTIONAL PERFORMANCE
DIEVERT, Rylan V.1, GINGRAS, Murray K.2 and LEIGHTON, Lindsey R.1, (1)Earth & Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3, Canada, (2)Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3, Canada
6:15 PM
HISTORICAL ECOLOGY OF FLORIDA SPRING-FED FLUVIAL SYSTEMS USING FOSSIL AND MODERN MOLLUSKS
KUSNERIK, Kristopher M.1, MEANS, Guy H.2, PORTELL, Roger W.1, KANNAI, Alshina1, MEANS, Ryan3, MONROE, Mariah A.1 and KOWALEWSKI, Michał1, (1)Florida Museum of Natural History, University of Florida, 1659 Museum Road, Gainesville, FL 32611, (2)Florida Department of Environmental Protection, Florida Geological Survey, 3000 Commonwealth Boulevard, Tallahassee, FL 32304, (3)Coastal Plains Institute, 46 Kinsey Road, Crawfordville, FL 32327
6:30 PM
MOVING BEYOND THE PRESENT WHEN INFERRING ECOSYSTEMS OF THE PAST: CAUTIONARY LESSONS FROM THE FOSSIL RECORD
DESANTIS, Larisa R.G., Department of Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37212; Department of Biological Sciences, Vanderbilt University, Nashville, TN 37235
6:45 PM
CONTRASTING THE EMERGENCE PATTERNS OF PAST AND PRESENT NOVEL ECOLOGICAL COMMUNITIES
STAPLES, Timothy L., School of Biological Sciences, University of Queensland, St Lucia, QLD 4072, Australia; ARC Centre of Excellence for Coral Reef Studies, James Cook University, Townsville, QLD 4811, Australia, KIESSLING, Wolfgang, GeoZentrum Nordbayern, FAU Erlangen-Nürnberg, GeoZentrum Nordbayern, FAU Erlangen-Nürnberg, Erlangen, 91054, Germany and PANDOLFI, John M., ARC Centre of Excellence for Coral Reef Studies, James Cook University, Townsville, QLD 4811, Australia; School of Biological Sciences, University of Queensland, St Lucia, QLD 4072, Australia
7:00 PM
THE ROLE OF SYMPHYSEAL TISSUES AND SUTURES ON MANDIBLE FUNCTION IN ARCHOSAURS
FORTNER, John David and HOLLIDAY, Casey M., Pathology and Anatomical Sciences, University of Missouri, 1 Hospital Drive, Columbia, MO 65212
7:15 PM
ASSOCIATION BETWEEN TYMPANIC BULLA MORPHOLOGY AND LOCOMOTION IN RODENTS: APPLICATION TO THE FOSSIL RECORD
SCARPITTI, Erica A., Department of Earth Sciences, The Ohio State University, Mendenhall Laboratory, 125 S Oval Mall, Columbus, OH 43210 and CALEDE, Jonathan J., Department of Evolution, Ecology, and Organismal Biology, The Ohio State University at Marion, Marion, OH 43302
7:30 PM
LATEST EARLY EOCENE FOSSIL SEDGES AND THEIR POTENTIAL RELATIONSHIP TO GRAZING MAMMAL EVOLUTION
DEVORE, Melanie L., Department of Biological & Environmental Sciences, Georgia College & State Univ, 135 Herty Hall, Milledgeville, GA 31061, VAN DER HOEK, Yntze, Karisoke Research Center, Dian Fossey Gorilla Fund International, Musanze, 00000000, Rwanda and PIGG, Kathleen B., School of Life Sciences, Arizona State University, PO Box 874501, Tempe, AZ 85287-4501
7:40 PM
EVIDENCE FOR SYNONYMY AND ONTOGENETIC NICHE SHIFTS AMONG HIBBERTOPTERID EURYPTERIDS
HUGHES, Emily S. and LAMSDELL, James C., Department of Geology and Geography, West Virginia University, 98 Beechurst Avenue, Brooks Hall, Morgantown, WV 26506
7:50 PM
DIET SELECTIVITY FOR LATE CRETACEOUS HYBODONTIFORMES AND LAMNIFORMES SHARK EXTINCTION IN NORTHERN GULF OF MEXICO
COMANS, Chelsea M.1, IKEJIRI, Takehito2 and LU, Yuehan1, (1)Department of Geological Sciences, The University of Alabama, Box 870338, Tuscaloosa, AL 35487, (2)Alabama Museum of Natural History (paleontology), The University of Alabama, Box 870340, Tuscaloosa, AL 35487; Department of Geological Sciences, The University of Alabama, Box 870338, Tuscaloosa, AL 35487
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