South-Central Section - 51st Annual Meeting - 2017

Session No. 9
Monday, 13 March 2017: 1:30 PM-5:30 PM
Grand Ballroom F (Omni Colonnade San Antonio)

T5. Micro- to Macroscopic Evidence of Life and its Implications for the Evolution and Interpretation of the Biosphere in Earth Systems

GSA Geobiology & Geomicrobiology Division; GSA Karst Division

 

Stephen T. Hasiotis, Thomas Adams, William J. Foster and Sophie Warny, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
9-1
1:35 PM
NEW PARACRINOID (BLASTOZOAN ECHINODERM) FROM THE MCLISH FORMATION (DARRIWILIAN; LATE MIDDLE ORDOVICIAN), IN SOUTHERN OKLAHOMA
SPRINKLE, James, Department of Geological Sciences, Jackson School of Geosciences, University of Texas, 1 University Station C1100, Austin, TX 78712-0254 and ZACHOS, Louis G., Geology and Geological Engineering, University of Mississippi, 120 Carrier Hall, P.O. Box 1848, University, MS 38677-1848, echino@jsg.utexas.edu, echino@jsg.utexas.edu
9-2
1:55 PM
PALEOECOLOGY OF THE LOWER TRIASSIC SERVINO FORMATION, ITALY
FOSTER, William J., Jackson School of Geosciences, The University of Texas at Austin, 2275 Speedway, Austin, TX 78712, DANISE, Silvia, Department of Geology, University of Georgia, 210 Field Street, Athens, GA 30602-2501, PRICE, Gregory D., School of Geography, Earth and Environmental Sciences, Plymouth University, Drake Circus, Plymouth, PL4 8AA, United Kingdom and TWITCHETT, Richard J., Department of Earth Sciences, The Natural History Museum, Cromwell Rd., London, SW7 5BD, United Kingdom, wfoster@jsg.utexas.edu, wfoster@jsg.utexas.edu
9-3
2:15 PM
LATE EOCENE DIATOMITES IN TEXAS REVEAL GULF OF MEXICO BIOSILICEOUS SEDIMENTATION
YANCEY, Thomas E., Department of Geology & Geophysics, Texas A&M University, MS 3115, College Station, TX 77843-3115 and WINTER, Diane M., Systematics & Evolution, Academy of Natural Sciences, 1900 Benjamin Franklin Parkway, Philadelphia, PA 19103, tyancey@tamu.edu, tyancey@tamu.edu
Handouts
  • GSABiosiliceousb.pdf (6.5 MB)
  • 9-4
    2:35 PM
    NEW DATA ON MID- CRETACEOUS ECOSYSTEMS AND FAUNAL DIVERSITY IN APPALACHIA: INSIGHTS FROM THE WOODBINE FORMATION (CENOMANIAN) OF NORTH TEXAS
    ADAMS, Thomas, 3801 Broadway, 3801 Broadway, San Antonio, TX 78209, NOTO, Christopher, Biological Sciences, University of Wisconsin-Parkside, 900 Wood Rd, PO Box 2000, Kenosha, WI 53141 and DRUMHELLER, Stephanie K., Department of Earth and Planetary Sciences, The University of Tennessee, 306 EPS Building, 1412 Circle Drive, Knoxville, TN 37996, thomasadams@wittemuseum.org, thomasadams@wittemuseum.org
    9-5
    2:55 PM
    TEXAS CRETACEOUS ICHTHYOSAURS: A GLIMPSE OF THEIR LAST DAYS IN THE EARLY-LATE CRETACEOUS
    VAN VRANKEN, Nathan, The Colony, TX 75056, nvanvranken@sbcglobal.net, nvanvranken@sbcglobal.net
     
    3:15 PM
    Break
    9-6
    3:30 PM
    TIMING OF OCEAN ACIDIFICATION AT THE LATEST PERMIAN MASS EXTINCTION: EVIDENCE FROM FOSSILS
    REISTROFFER, Maria Therese, Jackson School of Geosciences, University of Texas at Austin, 2275 Speedway, Austin, TX 78712, FOSTER, William J., Jackson School of Geosciences, The University of Texas at Austin, 2275 Speedway, Austin, TX 78712, MARTINDALE, Rowan C., Jackson School of Geosciences, University of Texas at Austin, 1 University Station C1100, Austin, TX 78712 and TWITCHETT, Richard J., Department of Earth Sciences, The Natural History Museum, Cromwell Rd., London, SW7 5BD, United Kingdom, mayreis95@utexas.edu, mayreis95@utexas.edu
    9-7
    3:50 PM
    THE CLIMATE IMPLICATIONS OF GIANT TORTOISES IN PLEISTOCENE NORTH AMERICA
    ESKER, Don, Terrestrial Paleoclimatology Research Group, Department of Geosciences, Baylor University, One Bear Place #97354, Baylor University, Waco, TX 76798-7354, FORMAN, Steven L., Dept. of Geology, Baylor University, Waco, TX 76798 and BUTLER, Dava K., Intercollege Programs for Science Education, Montana State University, PO Box 172805, Bozeman, MT 59717, Don_Esker@baylor.edu, Don_Esker@baylor.edu
    9-8
    4:10 PM
    TAXONOMIC AND PROVENANCE ANALYSIS OF A LEGACY COLLECTION OF FOSSIL FISH BONES FROM LIVE OAK COUNTY, TEXAS
    MACRINI, Thomas E.1, TURNER, David2, RAMIREZ, Briana2, KHAN, Harun2, MARRONE, Tatiana2 and PEREZ, Samantha2, (1)Biological Sciences, St. Mary's University, One Camino Santa Maria, San Antonio, TX 78228, (2)Physics and Environmental Sciences, St. Mary's University, One Camino Santa Maria, San Antonio, TX 78228, tmacrini@stmarytx.edu, tmacrini@stmarytx.edu
    See more of: Technical Sessions