Session: New Insights into Triassic-Jurassic Transition Events and End-Triassic Mass Extinction (2013 GSA Annual Meeting in Denver: 125th Anniversary of GSA (27-30 October 2013))

Introductory Remarks
Abstract ID#: 234280

LONG-TERM OCEANIC STABILITY AND ORBITAL CONTROL ON CARBON CYCLE PRIOR THE LATE TRIASSIC MASS-EXTINCTION
Abstract ID#: 228002

RICHOZ, Sylvain¹, KRYSTYN, Leopold², GALBRUN, Bruno³, BOULILA, Slah³, HEILIG, Philipp², BARTOLINI, Anachiara⁴, and GARDIN, Silvia⁵, (1) Austrian Academy of Sciences, c/o Institute of Earth Sciences, University of Graz, Heinrichstrasse 26, Graz, A-8010, Austria, Sylvain.richoz@uni-graz.at, (2) Institute of Palaeontology, University of Vienna, Althanstrasse 14, Vienna, 1090, Austria, (3) CNRS - UMR 7072 Tectonique, case 117, Université Pierre & Marie Curie, 4 place Jussieu, Paris, 75252, France, (4) Histoire de la Terre, Muséum National d'Histoire Naturelle, CP 38 CR2P UMR 7207 du CNRS, 8 Rue Buffon, Paris, 75005, France, (5) CNRS-UMR 5143 "Paléobiodiversité et Paléoenvironnement", Paris 6 University, 4, Place Jussieu, Paris, 75252, France

A 30 MILLION-YEAR RECORD OF LATE TRIASSIC PCO₂ VARIATION SUPPORTS A FUNDAMENTAL CONTROL OF THE CARBON-CYCLE BY CHANGES IN CONTINENTAL WEATHERING
Abstract ID#: 233177

SCHALLER, Morgan, Earth and Planetary Sciences, Rutgers University, 610 Taylor Rd, Piscataway, NJ 08854, schaller@rci.rutgers.edu, WRIGHT, James D., Geological Sciences, Rutgers University, 610 Taylor Road, Wright-Reiman Labs, Piscataway, NJ 08854, and KENT, Dennis V., Earth and Planetary Sciences, Rutgers University, Wright-Rieman Labs, 610 Taylor Road, Piscataway, NJ 08854

ABBERANT CLASSOPOLLIS POLLEN REVEAL EVIDENCE FOR ENVIRONMENTAL MUTAGENESIS IN CONIFERS DURING THE END-TRIASSIC MASS EXTINCTION
Abstract ID#: 230498

KÜRSCHNER, Wolfram Michael, University of Oslo, Department of Geosience and Centre for Earth Evolution and Dynamics, P.O. Box 1047 Blindern, Oslo, 0316, Norway, w.m.kuerschner@geo.uio.no, BATENBURG, Sietske, University of Portsmouth, School of Earth and Environmental Sciences, Burnaby Road, Portsmouth, PO1 3QL, United Kingdom, and MANDER, Luke, College of Life and Environmental Sciences, University of Exeter, Exeter, EX4 4PS, United Kingdom

ATMOSPHERIC COMPOSITION AS A TAPHONOMIC FILTER FOR FOSSIL PLANTS IN THE GEOLOGICAL RECORD – AN EXAMPLE FROM THE TRIASSIC–JURASSIC BOUNDARY OF EAST GREENLAND
Abstract ID#: 233181

BACON, Karen L., School of Geography, University of Leeds, Leeds, LS2 9JT, United Kingdom, karenl.bacon@gmail.com, HAWORTH, Matthew, CNR – Istituto di Biometeorologia (IBIMET), CNR – Istituto di Biometeorologia (IBIMET, Via Giovanni, Firenze, 50145, Italy, and MCELWAIN, Jennifer C., School of Biology and Environmental Science, University College Dublin, Belfield, Dublin, 4, Ireland

TIPPING POINTS, TAPHONOMY AND GLOBAL BIOGEOCHEMICAL FEEDBACKS: A REVIEW OF THE TRIASSIC–JURASSIC MASS EXTINCTION INTERVAL FROM ASTARTEKLøFT, EAST GREENLAND
Abstract ID#: 230665

MCELWAIN, Jennifer C., School of Biology and Environmental Science, University College Dublin, Belfield, Dublin 4 Ireland, jennifer.mcelwain@ucd.ie

TERRESTRIAL END OF TRIASSIC EXTINCTIONS: NEITHER SUDDEN NOR SEVERE
Abstract ID#: 223962

TANNER, L.H., Environmental Science Systems, Le Moyne College, 1419 Salt Springs Road, Syracuse, NY 13214, tannerlh@lemoyne.edu and LUCAS, Spencer G., New Mexico Museum of Natural History and Science, 1801 Mountain Road N.W, Albuquerque, NM 87104

VOLCANIC WINTER SCENARIO FOR THE SELECTIVE NATURE OF THE TRIASSIC-JURASSIC TETRAPOD TRANSITION ON LAND
Abstract ID#: 228132

OLSEN, Paul E., Department of Earth and Environmental Sciences, Lamont-Doherty Earth Observatory of Columbia University, 61 Route 9W, Palisades, NY 10964-1000, polsen@ldeo.columbia.edu, KENT, Dennis V., Earth and Planetary Sciences, Rutgers University, 610 Taylor Road, Piscataway, NJ 08854, WHITESIDE, Jessica H., University of Southampton, Southampton, SO17 1BJ, United Kingdom, and SCHALLER, Morgan, Earth and Planetary Sciences, Rutgers University, 610 Taylor Rd, Piscataway, NJ 08854

Break
Abstract ID#: 234281

SUPRAREGIONAL SEISMITES IN TRIASSIC - JURASSIC BOUNDARY STRATA
Abstract ID#: 222470

LINDSTRÖM, Sofie¹, PEDERSEN, Gunver¹, VAN DE SCHOOTBRUGGE, Bas², JOHANSSON, Leif³, PETERSEN, Henrik I.⁴, DYBKJÆR, Karen¹, HANSEN, Katrine Hovedskov¹, ALWMARK, Carl³, ERLSTRÖM, Mikael⁵, and NIELSEN, Lars Henrik¹, (1) Stratigraphy Department, Geological Survey of Denmark and Greenland (GEUS), Øster Voldgade 10, Copenhagen, DK-1350, Denmark, sli@geus.dk, (2) Institute of Earth Sciences, Utrecht University, Budapestlaan 4, Utrecht, 3584 CS, Netherlands, (3) Geology Department, Lund University, Lund, S-223 62, Sweden, (4) Maersk Oil, Esplanaden 50, Copenhagen, DK-1263, Denmark, (5) Geological Survey of Sweden, Kiliansgatan 10, Lund, SE-22350, Sweden

A NEW LOOK AT THE COTHAM MARBLE (CARBONATE) MICROBIALITES: FACIES ANALYSIS AND RELEVANCE TO THE END-TRIASSIC MASS EXTINCTION
Abstract ID#: 231480

IBARRA, Yadira¹, CORSETTI, Frank A.¹, GREENE, Sarah E.², and BOTTJER, David J.¹, (1) Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089, yibarra@usc.edu, (2) School of Geographical Sciences, University of Bristol, Bristol, BS8 1SS, United Kingdom

ANDEAN EVIDENCE FOR A LONG-TERM STATE SHIFT IN BENTHIC ECOLOGY FOLLOWING THE TRIASSIC/JURASSIC MASS EXTINCTION
Abstract ID#: 231661

RITTERBUSH, Kathleen Anita¹, ROSAS, Silvia², BOTTJER, David J.¹, CORSETTI, Frank A.¹, and WEST, A. Joshua³, (1) Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089, ritterbu@usc.edu, (2) Pontificia Universidad Católica del Perú, Av. Universitaria 1801, San Miguel, Lima, 32, Peru, (3) Earth Sciences, University of Southern California, 117 ZHS, 3651 Trousdale Parkway, Los Angeles, CA 90089

MULTI-PROXY MODELING OF THE END-TRIASSIC ENVIRONMENTAL PERTURBATION
Abstract ID#: 225817

BACHAN, Aviv, Department of Geosciences, The Pennsylvania State University, 510 Deike Building, University Park, PA 16802, aub33@psu.edu and PAYNE, Jonathan L., Dept. of Geological & Environmental Sciences, Stanford University, 450 Serra Mall, Building 320, Stanford, CA 94305

MASS-WASTING TRIGGERED BY THE END-TRIASSIC MASS-EXTINCTION
Abstract ID#: 226221

VAN DE SCHOOTBRUGGE, Bas, Institute for Earth Sciences, Utrecht University, Budapestlaan 4, Utrecht, 3584 CD, Netherlands, B.vanderSchootbrugge@uu.nl, VECOLI, Marco, Umr 8157 Cnrs, University of Lille 1, SN5, Cité Scientifique, Villeneuve d'Ascq, 59655, France, STROTHER, Paul K., Earth and Environmental Sciences, Boston College, Weston Observatory, 381 Concord Road, Weston, MA 02493, LINDSTRÖM, Sofie, Stratigraphy Department, Geological Survey of Denmark and Greenland (GEUS), Øster Voldgade 10, Copenhagen, DK-1350, Denmark, and OSCHMANN, W., Institute of Geosciences, Goethe University Frankfurt, Altenhöferallee 1, Frankfurt, 60438, Germany

238. T238. New Insights into Triassic-Jurassic Transition Events and End-Triassic Mass Extinction

238.
T238. New Insights into Triassic-Jurassic Transition Events and End-Triassic Mass Extinction