GSA 2020 Connects Online

Session No. 136
Wednesday, 28 October 2020: 1:30 PM-5:30 PM

T76. Exceptional Fossilization in Time and Space

GSA Geobiology and Geomicrobiology Division; Paleontological Society

 

Ross P. Anderson and Lidya G. Tarhan, Advocates
Paper #
Start Time
1:30 PM
THE ROLE OF CLAY MINERALS IN THE PRESERVATION OF PRECAMBRIAN ORGANIC-WALLED MICROFOSSILS
WOLTZ, Christina R.1, ANDERSON, Ross P.2, PORTER, Susannah M.1 and TOSCA, Nicholas J.3, (1)Department of Earth Science, University of California Santa Barbara, Santa Barbara, CA 93106, (2)Department of Earth Sciences, University of Oxford, Oxford, OX1 3AN, United Kingdom; All Souls College, University of Oxford, Oxford, OX1 4AL, United Kingdom, (3)Department of Earth Sciences, University of Cambridge, Cambridge, CB2 3EQ, United Kingdom
1:45 PM
HOW EXCEPTIONAL IS EXCEPTIONAL FOSSILIZATION? THE CHARACTERIZATION OF SILICIFIED MESOPROTEROZOIC MICROBIAL MATS OF THE ANGMAAT FORMATION, BAFFIN ISLAND, CANADA (Invited Presentation)
MANNING-BERG, Ashley R., Department of Biology, Geology, and Environmental Science, University of Tennessee at Chattanooga, 615 McCallie Ave, Chattanooga, TN 37403 and KAH, L.C., Department of Earth & Planetary Sciences, University of Tennessee, Knoxville, TN 37996
2:00 PM
EXPERIMENTAL SILICA PRECIPITATION ONTO ORGANIC TISSUES: IMPLICATIONS FOR THE PRESERVATION OF THE EDIACARA BIOTA
SLAGTER, Silvina, Earth and Planetary Sciences, Yale University, New Haven, CT 06511, TARHAN, Lidya G., Department of Earth and Planetary Sciences, Yale University, 210 Whitney Ave, New Haven, CT 06511, HAO, Weiduo, Department of Earth and Atmospheric Sciences, University of Alberta, Edmonton, AB T6G 2E3, Canada, PLANAVSKY, Noah J., Department of Earth and Planetary Sciences, Yale University, New Haven, CT 06518 and KONHAUSER, Kurt O., Earth and Atmospheric Science, University of Alberta, 1-26 Earth Sciences Building, Edmonton, AB T6G 2E3, Canada
2:15 PM
SPACING OUT: SPATIAL POINT PROCESS ANALYSIS FOR THE EDIACARAN TAXA ASPIDELLA FROM NILPENA STATION, SOUTH AUSTRALIA
BOAN, Phillip C., Department of Earth and Planetary Sciences, University of California, Riverside, Geology 1242, 900 University Ave., Riverside, CA 92521, GEHLING, James G., South Australian Museum, Adelaide, 5000, Australia and DROSER, Mary L., Department of Earth and Planetary Sciences, University of California, Riverside, 900 University Ave., Riverside, CA 92521
2:30 PM
PRESERVING THE EARTH’S EARLIEST-KNOWN GUTS: A GOLDILOCKS MODEL FOR PYRITIZATION IN THE TERMINAL EDIACARAN OF NEVADA (Invited Presentation)
SCHIFFBAUER, James D., Geological Sciences, University of Missouri, 101 Geological Sciences Building, Columbia, MO 65211 and SELLY, Tara, X-ray Microanalysis Core, University of Missouri, 101 Geological Sciences Building, Columbia, MO 65211
2:45 PM
UNTANGLING THE ECOLOGY AND FOSSIL PRESERVATION KNOT FOR PALEOZOIC BIOTAS
SALEH, Farid1, BATH ENRIGHT, Orla G.2, DALEY, Allison C.2, PITTET, Bernard1, LEFEBVRE, Bertrand1 and ANTCLIFFE, Jonathan2, (1)Laboratoire de Géologie de Lyon: Terre, Planètes, Environnement (UMR 5276, CNRS), Université Claude Bernard Lyon 1, Campus Scientifique de la Doua Bâtiment GEODE, 2, rue Raphaël Dubois, Villeurbanne, 69622, France, (2)Institute of Earth Sciences, University of Lausanne, Lausanne, CH-1015, Switzerland
3:00 PM
PRIMARY TISSUES DOMINATED PROXIMAL TRUNK THICKNESS IN SIGILLARIA: EVIDENCE FROM THE EARLY PERMIAN WUDA TUFF, INNER MONGOLIA
D'ANTONIO, Michael P.1, BOYCE, C. Kevin1, PFEFFERKORN, Hermann W.2 and WANG, Jun3, (1)Department of Geological Sciences, Stanford University, 450 Jane Stanford Way, Bldg. 320, Stanford, CA 94305, (2)Department of Earth and Environmental Science, University of Pennsylvania, Philadelphia, PA 19104-6316, (3)State Key Laboratory of Palaeobiology and Stratigraphy, Nanjing Institute of Geology and Palaeontology, No. 39, East Beijing Road, Nanjing, 210008, China; University of Chinese Academy of Sciences, Beijing, 100049, China
 
3:15 PM
Break
3:20 PM
TAPHONOMIC CONTROLS ON EARLY JURASSIC LAGERSTÄTTEN AND THEIR RELATIONSHIP TO THE TOARCIAN OCEANIC ANOXIC EVENT
SINHA, Sinjini, Jackson School of Geosciences, The University of Texas at Austin, 2275 Speedway, Austin, TX 78712, MUSCENTE, A. Drew, Department of Geology, Cornell College, 600 First Street SW, Mount Vernon, IA 52314, SCHIFFBAUER, James D., X-ray Microanalysis Core, University of Missouri, 101 Geological Sciences Building, Columbia, MO 65211 and MARTINDALE, Rowan C., Department of Geological Sciences, Jackson School of Geosciences, The University of Texas at Austin, 2305 Speedway, Stop C1160, Austin, TX 78712-1692
3:35 PM
VERTEBRATE INCLUSIONS IN AMBER: A UNIQUE PRESERVATION PROVIDING A WEALTH OF PALEONTOLOGICAL INFORMATION
COCKX, Pierre, Biology department, University of Regina, Regina, SK S4S 0A2, Canada; Royal Saskatchewan Museum, Regina, SK S4P 4W7, Canada, XING, Lida, School of the Earth Sciences and Resources, China University of Geosciences, Beijing, 100083, China, O'CONNOR, Jingmai Kathleen, Chinese Academy of Sciences, Institute of Vertebrate Paleontology and Paleoanthropology, 142 Xizhimenwai Dajie, Box 8-5, Beijing, 100044, China and MCKELLAR, Ryan C., Royal Saskatchewan Museum, Regina, SK S4P 4W7, Canada; Biology department, University of Regina, Regina, SK S4S 0A2, Canada
3:50 PM
THE SKELETAL COMPLETENESS OF MESOZOIC LIZARDS AND SNAKES: QUANTIFYING THE EFFECTS OF BIAS ON GLOBAL SQUAMATE DIVERSITY THROUGH TIME
WOOLLEY, C. Henrik, Dinosaur Institute, Natural History Museum of Los Angeles County, 900 W Exposition Blvd., Los Angeles, CA 90007, BOTTJER, David J., Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089-0740 and SMITH, Nathan D., Dinosaur Institute, Natural History Museum of Los Angeles County, 900 Exposition Blvd, Los Angeles, CA 90007
4:05 PM
COLOR PATTERN PRESERVATION IN DIAGENETICALLY ALTERED, EOCENE AGE CARICELLA GASTROPODS FROM NEW BERN, NORTH CAROLINA
MCCALL, Linda J., Non-Vertebrate Paleontolgy Lab, University of Texas, 10100 Burnet Road, PRC Building 33, Austin, TX 78758
4:20 PM
HOW CONFIDENT ARE WE IN INTERPRETING THE FOSSIL RECORD OF MELANIN? (Invited Presentation)
MCNAMARA, Maria E., School of Biological, Earth and Environmental Sciences, University College Cork, Distillery Fields, North Mall, Cork, Ireland
4:35 PM
FOSSILIZATION OF THE EOCENE “MONKEYHAIR” LATICIFER TREE FROM GEISELTAL, GERMANY: A DEEPER UNDERSTANDING ENABLED BY MICRO CT AND PYROLYSIS GC/MS ANALYSIS
MCCOY, Victoria E., Department of Geosciences, University of Wisconsin-Milwaukee, Milwaukee, WI 53211; Institute of Geosciences, University of Bonn, Bonn, 53115, Germany, BOOM, Arnoud, School of Geography, Geology, and the Environment, University of Leicester, Leicester, LE1 7RH, United Kingdom, WINGS, Oliver, Natural Sciences Collections (ZNS), Martin Luther University Halle-Wittenberg, Halle, 06108, Germany, WAPPLER, Torsten, Hessisches Landesmuseum Darmstadt, Darmstadt, Germany, LABANDEIRA, Conrad C., Smithsonian Institution, National Museum of Natural History, Department of Paleobiology, P.O. Box 37012, Washington, DC 20013-7012 and GEE, Carole T., Huntington Botanical Gardens, San Marino, CA 91108; Institute of Geosciences, University of Bonn, Bonn, 53115, Germany
4:50 PM
EVIDENCE FOR MICROBIALLY INFLUENCED PRESERVATION IN THE OLIGOCENE AIX-EN-PROVENCE KONSERVAT-LAGERSTÄTTE, FRANCE
DOWNEN, Matthew R., Department of Geology, University of Kansas, Lawrence, KS 66045, SCHIFFBAUER, James D., X-ray Microanalysis Core, University of Missouri, 101 Geological Sciences Building, Columbia, MO 65211, SELDEN, Paul A., Geology Dept., University of Kansas, Lawrence, KS 66045 and OLCOTT, Alison N., Department of Geology, University of Kansas, Ritchie Hall, Rm 254, Lawrence, KS 66045
5:05 PM
EXCEPTIONAL PRESERVATION IS NOT THAT EXCEPTIONAL: NEOPROTEROZOIC-TO-RECENT FOSSILS SHARE THE SAME MECHANISM OF BIOMOLECULE FOSSILIZATION
WIEMANN, Jasmina and BRIGGS, Derek E.G., Earth and Planetary Sciences, Yale University, New Haven, CT 06511
5:20 PM
ORGANIC PRESERVATION OF VASE-SHAPED MICROFOSSILS FROM THE LATE TONIAN CHUAR GROUP, GRAND CANYON, ARIZONA
TINGLE, Kelly E., Interdepartmental Graduate Program in Marine Science, University of California, Santa Barbara, 4314 Life Sciences, University of California, Santa Barbara, Santa Barbara, CA 93106, PORTER, Susannah M., Department of Earth Science, University of California Santa Barbara, Santa Barbara, CA 93106 and CZAJA, Andrew D., Department of Geology, University of Cincinnati, Cincinnati, OH 45221-0013
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