2014 GSA Annual Meeting in Vancouver, British Columbia (19–22 October 2014)

Session No. 26
Sunday, 19 October 2014: 8:00 AM-12:00 PM
207 (Vancouver Convention Centre-West)

T236. The Ediacaran-Cambrian Ecosphere (R)evolution: Emerging Records from Central and East Asia

Paleontological Society

 

Christoph E. Heubeck and Francis A. Macdonald, Advocates
Paper #
Start Time
8:00 AM
A PARAGENETIC MODEL FOR ISOTOPIC VARIABILITY AND BARITE FORMATION IN BASAL EDIACARAN CAP CARBONATES OF MONGOLIA
BOLD, Uyanga1, MACDONALD, Francis A.2, COWIE, Ben3, JOHNSTON, David T.3, HIGGINS, John Andrew4 and SCHRAG, Daniel P.3, (1)Earth and Planetary Sciences, Harvard University, 20 Oxford Street, Cambridge, MA 02138, (2)Department of Earth and Planetary Sciences, Harvard University, 20 Oxford Street, Cambridge, MA 02138, (3)Department of Earth and Planetary Sciences, Harvard University, 20 Oxford St, Cambridge, MA 02138, (4)Department of Geosciences, Princeton University, Washington Road, Guyot Hall, Princeton, NJ 08544
8:15 AM
THE ORIGINAL PLACE OF THE CAMBRIAN ANIMAL DIVERSIFICATION: PHOSPHORITE DEPOSITIONAL BASIN IN YUNNAN, SOUTH CHINA
SATO, Tomohiko1, ISOZAKI, Yukio2, LIU, Wei3 and ZHANG, Xingliang3, (1)Tokyo Inst Tech, 2-12-1 Ookayama, Meguro, Tokyo, 152-8551, Japan, (2)Univ Tokyo, 3-8-1 Komaba, Meguro, Tokyo, 153-8902, Japan, (3)Northwest Univ, Taibailu 229, Xian, 710069, China
8:30 AM
BIOGEOCHEMISTRY AND NITROGEN ISOTOPE STRATIGRAPHY DURING THE EDIACARAN AND EARLY CAMBRIAN OF CENTRAL ASIA
GAMPER, Antonia and STRUCK, Ulrich, Museum für Naturkunde - Leibniz Institute for Evolution and Biodiversity Science, Invalidenstr. 43, Berlin, 10115, Germany
8:45 AM
CHANGES IN MICROFACIES AND CARBON ISOTOPIC TRENDS IN THE EARLY CAMBRIAN OF THE MALY KARATAU RANGE, SOUTHERN KAZAKHSTAN
EVSEEV, Sergey1, STEINER, Michael1, HEUBECK, Christoph2, KEUPP, Helmut1 and SEIDIG, Caroline1, (1)Department of Earth Sciences, Freie Universität Berlin, Malteserstrasse 74-100, Berlin, 12249, Germany, (2)Jena University, Department of Geosciences, Burgweg 11, Jena, 07749, Germany
9:00 AM
CADMIUM ISOTOPIC FRACTIONATION IN EDIACARAN CARBONATES FROM THE SHALLOW WATER XIAOFENGHE SECTION, YANGTZE PLATFORM, SOUTH CHINA
HOHL, Simon V., Institut für Geologische Wissenschaften, Freie Universität Berlin, Malteserstraße 74-100, Berlin, 12249, Germany, GALER, Steve, Max Planck Institut für Chemie, Abteilung Biogeochemie, Hahn-Meitner-Weg 1, B.1.11, Mainz, 55128, Germany and BECKER, Harry, Institut für Geologische Wissenschaften, Freie Universität Berlin, Malteserstrasse 74-100, Berlin, 12249, Germany
9:15 AM
THE RADIOGENIC SR ISOTOPE EXCURSION DURING THE EDIACARAN AND EARLY CAMBRIAN
SAWAKI, Yusuke, Earth and Planetary Sciences, Tokyo Institute of Technology, 2-12-1, O-okayama, Meguro-ku, Tokyo, 152-8551, Japan, MARUYAMA, Shigenori, Earth-Life Science Institute, Tokyo Institute of Techology, 2-12-1 Ookayama, Meguro, Tokyo, 152-8551, Japan and SATO, Tomohiko, Earth-Life Science Institute, Tokyo Institute of Technology, 2-12-1 Ookayama, Meguro, Tokyo, 152-8551, Japan
9:30 AM
REFINING THE EDIACARAN-CAMBRIAN TRANSITION IN WESTERN MONGOLIA AND SOUTH CHINA
SMITH, Emily F., Earth and Planetary Sciences, Harvard University, 20 Oxford St, Cambridge, MA 02138, MACDONALD, Francis A., Department of Earth and Planetary Sciences, Harvard University, 20 Oxford Street, Cambridge, MA 02138, PETACH, Tanya N., Department of Earth and Planetary Sciences, Harvard University, Cambridge, MA 02138, ZHU, Maoyan, State Key Laboratory of Palaeobiology and Stratigraphy, Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences, 39 East Beijing Road, Nanjing, 210008, China, LI, Guoxiang, Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences, Nanjing, 210008, China and BOLD, Uyanga, Earth and Planetary Sciences, Harvard University, 20 Oxford Street, Cambridge, MA 02138
 
9:45 AM
Break
10:00 AM
BASAL CAMBRIAN ACRITARCHS BIOSTRATIGRAPHY OF THE YANGTZE PLATFORM, SOUTH CHINA
AHN, Soo Yeun, Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences, 39 East Beijing Road, Nanjing, 210008, China and ZHU, Maoyan, LPS, Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences, 39 East Beijing Road, Nanjing, 210008, China
26-9
10:15 AM
Withdrawn
10:30 AM
ACRITARCH BIOSTRATIGRAPHY OF THE EDIACARAN DOUSHANTUO FORMATION IN AN UPPER SLOPE FACIES
HAWKINS, Andrew D.1, XIAO, Shuhai1, JIANG, Ganqing2, SHI, Xiaoying3 and WANG, Xinqiang3, (1)Department of Geosciences, Virginia Tech, Blacksburg, VA 24061, (2)Department of Geoscience, University of Nevada Las Vegas, 4505 S. Maryland Pkwy, Las Vegas, NV 89154-4010, (3)School of Earth Sciences and Resources, China University of Geosciences, Beijing, 100083, China
10:45 AM
EDIACARAN TO CAMBRIAN OCEAN PH AND CONTINENTAL WEATHERING CONDITIONS: IMPLICATIONS FROM SOUTHERN KAZAKHSTAN
OHNEMUELLER, Frank and KASEMANN, Simone A., Dept. of Geosciences/MARUM, University of Bremen, Leobener Str, Bremen, 28359, Germany
11:00 AM
DIVERSITY PARTITIONING DURING THE CAMBRIAN RADIATION
NA, Lin, GeoZentrum Nordbayern, Friedrich-Alexander-Universität Erlangen-Nürnberg, Loewenichstr. 28, Erlangen, 91054, Germany and KIESSLING, Wolfgang, GeoZentrum Nordbayern, Friedrich-Alexander-University Erlangen-Nuremberg, Loewenichstraße 28, Erlangen, 91054, Germany
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