GSA Annual Meeting in Seattle, Washington, USA - 2017

Session No. 11
Sunday, 22 October 2017: 8:00 AM-12:00 PM
Room 607 (Washington State Convention Center)

T58. Oxygen and Ecosystems from the Proterozoic to the Paleozoic

Paleontological Research Institution; Paleontological Society; GSA Geobiology & Geomicrobiology Division
Noah J. Planavsky, Devon B. Cole and Christopher T. Reinhard, Advocates
8:00 AM
HYDROTHERMAL ACTIVITIES AFFECTING P/FE RATIO OF IRONSTONE
LI, Fangbing, Key Laboratory of Orogenic Belts and Crustal Evolution, MOE, School of Earth and Space Sciences, Peking University, Beijing, 100871, China, LANG, Xianguo, CAS Key Laboratory of Economic Stratigraphy and Palaeogeography, Nanjing Institute of Geology and Paleontology, Chinese Academy of Sciences, Nanjing, 210008, China, PEI, Haoxiang, Institute of Mineral Resource, Chinese Academy of Geological Sciences, Beijing, 100037, China and SHEN, Bing, School of Earth and Space Sciences, Peking University, Beijing, 100871, China, fangbing.li@pku.edu.cn
8:15 AM
EXPLORING CHROMIUM SPECIATION IN ANCIENT SEDIMENTARY RECORDS
BABOS, Heidi B. and CHAPPAZ, Anthony, Department of Earth and Atmospheric Science, Central Michigan University, Mount Pleasant, MI 48858, babos1hb@cmich.edu
8:30 AM
AN EXCEPTIONAL RECORD OF EARLY- TO MID-PALEOZOIC REDOX CHANGE FROM THE ROAD RIVER GROUP, YUKON, CANADA (Invited Presentation)
SPERLING, Erik A.1, STRAUSS, Justin V.2, FRASER, Tiffani3, MILLER, Austin1, FARRELL, Úna C.4, PLANAVSKY, Noah J.5, COLE, Devon B.5, BHAJAN, Liam1, TORRES PLAZA, Stephanie6, MALINOWSKI, Joseph2, LOYDELL, David K.7 and LENZ, Alfred8, (1)Department of Geological Sciences, Stanford University, 450 Serra Mall, Bldg. 320, Palo Alto, CA 94305, (2)Department of Earth Sciences, Dartmouth College, HB6105 Fairchild Hall, Hanover, NH 03755, (3)Yukon Geological Survey, H.S. Bostock Core Library, 918 Alaska Highway, Whitehorse, YT Y1A3E7, Canada, (4)Department of Geological Sciences, Stanford University, 450 Serra Mall, Bldg. 320, Stanford, CA 94305, (5)Department of Geology and Geophysics, Yale University, 210 Whitney Ave, New Haven, CT 06511, (6)Department of Geology, University of Puerto Rico, Mayagüez, P.O. Box 6152, Mayaguez, PR 00681, (7)School of Earth and Environmental Sciences, University of Portsmouth, Burnaby Road, Portsmouth, PO1 3QL, United Kingdom, (8)Department of Earth Sciences, University of Western Ontario, 1151 Richmond Street N., London, ON N615B7, Canada, esper@stanford.edu
8:50 AM
A THALLIUM ISOTOPIC RECORD OF THE CAMBRIAN SPICE EVENT FROM THE ALUM SHALE, ANDRARUM, SWEDEN
LEROY, Matthew A.1, GILL, Benjamin C.1, THEM, Theodore R.2 and OWENS, Jeremy D.2, (1)Department of Geosciences, Virginia Polytechnic Institute and State University, 4044 Derring Hall, Blacksburg, VA 24061, (2)Department of Earth, Ocean, and Atmospheric Sciences, Florida State University, National High Magnetic Field Laboratory, Tallahassee, FL 32306, mleroy@vt.edu
9:05 AM
ENVIRONMENTAL DETERMINANTS OF EDIACARAN-CAMBRIAN DIVERSIFICATION (Invited Presentation)
ERWIN, Douglas H., Dept. of Paleobiology MRC-121, Smithsonian Institution, Washington, DC 20013-7012, erwind@si.edu
 
9:25 AM
Break
9:40 AM
TRACKING GLOBAL SEAWATER REDOX TRENDS DURING THE LATE DEVONIAN EXTINCTION USING U ISOTOPES OF UPPER DEVONIAN MARINE CARBONATES
WHITE, David A.1, ELRICK, Maya1, ROMANIELLO, Stephen J.2 and ZHANG, Feifei2, (1)Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, (2)School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85287, dwhite2@unm.edu
9:55 AM
A VIEW OF MICROBIAL ECOSYSTEMS AND OXYGEN FROM THE MID-NEOPROTEROZOIC (780–730 MA) CHUAR GROUP, GRAND CANYON SUPERGROUP, ARIZONA (Invited Presentation)
PORTER, Susannah M., Department of Earth Science, University of California, Santa Barbara, Santa Barbara, CA 93106, porter@geol.ucsb.edu
10:15 AM
THE EMERGENCE OF SHALLOW BIOTURBATION DURING THE EDIACARAN: INFLUENCE ON P BURIAL MECHANISMS
DOYLE, Katherine A., School of Earth and Environment, University of Leeds, Leeds, LS2 9JT, United Kingdom, POULTON, Simon W., School of Earth and Environment, Univ. of Leeds, Leeds, LS2 9JT, United Kingdom, NEWTON, Robert J., School of Earth and Environment, University of Leeds, Woodhouse Lane, Leeds, LS2 9JT, United Kingdom, PODKOVYROV, Victor, Institute of Precambrian Geology and Geochronology, RAS, nab. Makarova 2, St Petersburg, 199034, Russia and BEKKER, Andrey, Department of Earth Sciences, University of California, Riverside, 900 University Avenue, Riverside, CA 92521, eekd@leeds.ac.uk
11-9
10:30 AM
Withdrawn
10:45 AM
LATE ORIGIN OF OXYGEN REGULATION IN ANIMALS
MILLS, Daniel B.1, FRANCIS, Warren R.1, VARGAS, Sergio2, CANFIELD, Donald E.1 and WÖRHEIDE, Gert2, (1)Department of Biology, University of Southern Denmark, Campusvej 55, Odense M, 5230, Denmark, (2)Department of Earth and Environmental Sciences, Palaeontology & Geobiology, Ludwig-Maximilians-Universität, Richard-Wagner-Straße 10, München, 80333, Germany, dmills@biology.sdu.dk
11:00 AM
PALEOECOLOGICAL AND PHYSICAL EVIDENCE OF A COMPLEX MOSAIC OF OXYGEN CONDITIONS IN THE PHOSPHORIA SEA, PERMIAN OF SOUTHEASTERN IDAHO
MARSHALL, Madeline S., Department of the Geophysical Sciences, The University of Chicago, 5734 S. Ellis Avenue, Chicago, IL 60637, msmarshall@uchicago.edu
11:15 AM
THE DYNAMIC SULFUR CYCLE ACROSS THE EARLY MISSISSIPPIAN K-O (KINDERHOOKIAN-OSAGEAN) CARBON ISOTOPE EXCURSION
MAHARJAN, Dev K., Geoscience, University of Nevada, Las Vegas, 4505 S. Maryland Parkway, Las Vegas, NV 89154-4010, JIANG, Ganqing, Department of Geoscience, University of Nevada, Las Vegas, NV 89154-4010 and PENG, Yongbo, Geology and Geophysics, Louisiana State University, Baton Rouge, LA 70803, Ganqing.Jiang@unlv.edu
11:30 AM
A PALEOZOIC RECORD OF URANIUM ISOTOPES CONSTRAINING FRACTIONATION FACTORS IN FERRUGINOUS SETTINGS
COLE, Devon B.1, WILKES, Daniel J2, LONGLEY, Martha1, WANG, Xiangli3, SPERLING, Erik A.4, KNUDSEN, Andrew2 and PLANAVSKY, Noah J.3, (1)Department of Geology and Geophysics, Yale University, 210 Whitney Ave, New Haven, CT 06511, (2)Geology, Lawrence University, Appleton, WI 54911, (3)Department of Geology and Geophysics, Yale University, 210 Whitney Avenue, New Haven, CT 06511, (4)Department of Geological Sciences, Stanford University, 450 Serra Mall, Bldg. 320, Palo Alto, CA 94305, devon.cole@yale.edu
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