2005 Salt Lake City Annual Meeting (October 16–19, 2005)

Session No. 150
Tuesday, 18 October 2005: 8:00 AM-12:00 PM

T85. Traces of Life: Micro- to Macroscopic Evidence of Past and Present Biogenic Activity and their Implications

Paleontological Society; GSA Geobiology and Geomicrobiology Division

 

Stephen T. Hasiotis and Jennifer A. Roberts, Advocates
Paper #
Start Time
1
8:00 AM
THE IDENTIFICATION AND INTERPRETATION OF FOSSORIAL REPTILE ICHNOFOSSILS THROUGH ACTUALISTIC STUDIES
HEMBREE, Daniel I., Department of Geological Sciences, Ohio University, 316 Clippinger Laboratories, Athens, OH 45701, hembree@ohio.edu, hembree@ohio.edu
2
8:15 AM
ABUNDANT TRACE FOSSILS OF SAND-SWIMMING REPTILES PRESERVED IN CROSS-STRATA DEPOSITED HIGH ON THE FLANKS OF GIANT JURASSIC DUNES
LOOPE, David B., Univ Nebraska - Lincoln, 214 Bessey Hall, Lincoln, NE 68588-0340, dloope1@unl.edu, dloope1@unl.edu
3
8:30 AM
MASS AGGREGATIONS OF THREE-DIMENSIONAL RUSOPHYCUS-LIKE MEGABURROWS IN THE CHAGRIN SHALE (FAMENNIAN) OF ASHTABULA COUNTY, OHIO
HANNIBAL, Joseph T., UMSTEAD, Monica A. and STEFANO, Christopher J., Cleveland Museum of Natural History, 1 Wade Oval Drive, Cleveland, OH 44106-1767, hannibal@cmnh.org, hannibal@cmnh.org
4
8:45 AM
THE SEDIMENTOLOGIC, DIAGENETIC AND STRATIGRAPHIC SIGNIFICANCE OF GLOSSIFUNGITES- AND TRYPANITES- DEMARCATED DISCONTINUITY SURFACES IN AN UPPER TRIASSIC MIXED SILICICLASTIC-CARBONATE SUCCESSION, NORTHEASTERN BRITISH COLUMBIA, CANADA
ZONNEVELD, John-Paul, Geological Survey of Canada, 3303 33rd Street NW, Calgary, AB T2L 2A7, Canada, GINGRAS, Murray, Earth and Atmospheric Sciences, Univ of Alberta, 1-26 Earth Sciences Building, Edmonton, AB T6G 2E3, Canada, BEATTY, Tyler, Geology and Geophysics, University of Calgary, Calgary, AB T2N 1N4, Canada and ORCHARD, Michael, Geol Survey of Canada, 101-605 Robson St, Vancouver, BC V6B 5J3, Canada, jzonneve@nrcan.gc.ca, jzonneve@nrcan.gc.ca
5
9:00 AM
BORED TURTLES ALONG PALEOLAKE GOSIUTE STRANDLINES, WASATCH FORMATION, SOUTH PASS, WYOMING
ZONNEVELD, John-Paul, Geological Survey of Canada, 3303 33rd Street NW, Calgary, AB T2L 2A7, Canada, BARTELS, William S., Department of Geological Science, Albion College, Albion, MI 49224 and GUNNELL, Gregg F., Museum of Paleontology, University of Michigan, Ann Arbor, MI 48109, Wbartels@albion.edu, Wbartels@albion.edu
6
9:15 AM
COMPRESSION ANALYSIS AND THE BIOGENIC MODIFICATION OF ABIOGENIC SUBSTRATES
CORSETTI, Frank A.1, WAGSTAFF, Kiri L.2, BONUSO, Nicole3 and SMITH, Matthew3, (1)Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089, (2)Machine Learning Systems Group, Jet Propulsion Laboratory, 4800 Oak Grove Drive, Pasadena, CA 91109, (3)Department of Earth Sciences, Univ of Southern California, Los Angeles, CA 90089, fcorsett@usc.edu, fcorsett@usc.edu
 
9:30 AM
Break
7
9:45 AM
BIOTURBATION AS A PROXY FOR INFAUNAL ANIMAL ACTIVITY IN PERMIAN – JURASSIC FRESHWATER DEPOSITS
MILLER, Molly F., Earth and Environmental Sciences, Vanderbilt Univ, 1805 Sta B, 2301 Vanderbilt Place, Nashville, TN 37235, MCDOWELL, Trent, Department of Geological Sciences, Univ of North Carolina - Chapel Hill, Chapel Hill, NC 27599-3315, BERRIOS, Lisa, Department of Geology, Vanderbilt Univ, Nashville, TN 37235 and SHYR, Yu, Department of Biostatistics, Vanderbilt University, 578 Preston Building 6848, Nashville, TN 37232, Molly.F.Miller@vanderbilt.edu, Molly.F.Miller@vanderbilt.edu
8
10:00 AM
DISCERNING FRESH- AND BRACKISH-WATER TRACE FOSSILS AND IDENTIFYING THE TRANSITION BETWEEN THE TWAIN
GINGRAS, Murray, Earth and Atmospheric Sciences, Univ of Alberta, 1-26 Earth Sciences Building, Edmonton, AB T6G 2E3, Canada, HASIOTIS, Stephen T., Department of Geology, University of Kansas, 1475 Jayhawk Blvd, Lindley Hall, rm 120, Lawrence, KS 66045 and ZONNEVELD, John-Paul, Geological Survey of Canada, 3303 33rd Street NW, Calgary, AB T2L 2A7, Canada, mgingras@ualberta.ca, mgingras@ualberta.ca
9
10:15 AM
ANOMALOUS PALEOECOLOGY OF A NEOGENE FOSSIL SITE, GRAY, TN, USA: UTILIZING STABLE ISOTOPE ANALYSES TO INTERPRET CANOPY DENSITY
DESANTIS, Larisa R., Zoology Department, University of Florida/FLMNH, PO Box 118525, Gainesville, FL 32611-8525 and WALLACE, Steven C., East Tennessee State University, PO box 70636, Johnson City, TN 37614, lgrawe@flmnh.ufl.edu, lgrawe@flmnh.ufl.edu
10
10:30 AM
TRACES OF LIFE: DISTINGUISHING BETWEEN ORGANISM-SUBSTRATE INTERACTIONS AND THE CHEMICAL FINGERPRINTS OF LIFE
HASIOTIS, Stephen T., Department of Geology, The Univ of Kansas, 1475 Jayhawk Blvd, 120 Lindley Hall, Lawrence, KY 66045-7613 and ROBERTS, Jennifer, Department of Geology, University of Kansas, 1475 Jayhawk Blvd, Lawrence, KS 66045, StephenHasiotis@hotmail.com, StephenHasiotis@hotmail.com
11
10:45 AM
EXPLORING THE ROLE OF MICROBIAL PROCESSES ON SPELEOTHEM FORMATION: A LOOK INTO CALCIUM CARBONATE SPELEOGENESIS
DECHOUDENS-SANCHEZ, Vionette, ROBERTS, Jennifer A. and GONZÁLEZ, Luis A., Department of Geology, University of Kansas, 1475 Jayhawk Blvd, Lindley Hall Room 120, Lawrence, KS 66045-7613, viode@ku.edu, viode@ku.edu
12
11:00 AM
MIDDLE CAMBRIAN MICROBIAL COMMUNITIES ALONG A BATHYMETRIC GRADIENT
WESTFIELD, Isaac T.1, LIDDELL, W. David1 and BRETT, Carlton E.2, (1)Department of Geology, Utah State University, 4505 Old Main Hill, Logan, UT 84322-4505, (2)Department of Geology, University of Cincinnati, Cincinnati, OH 45221, isaactw@cc.usu.edu, isaactw@cc.usu.edu
13
11:15 AM
GROWTH OF CONIFORM MICROBIAL MATS FROM LABORATORY EXPERIMENTS ON STROMATOLITES FROM CARRIZO CREEK, CALIFORNIA
AWRAMIK, Stanley M., Department of Earth Science, University of California, Santa Barbara, CA 93106, BUCHHEIM, H.P., Department of Earth and Biological Sciences, Loma Linda University, Loma Linda, CA 92350 and CHAPMAN, D.J., Department of Ecology, Evolution and Marine Biology, University of California, Santa Barbara, CA 93106, awramik@geol.ucsb.edu, awramik@geol.ucsb.edu
14
11:30 AM
HUNTING FOR NOVEL BIOSIGNATURES: NEW INSIGHTS FROM WEATHERING STUDIES OF ULTRAMAFIC ROCKS BY A TROPICAL MICROBIAL MAT
FOWLE, David A.1, CROWE, Sean A.2, O'NEILL, Andrew H.2 and WEISENER, Christopher J.2, (1)Great Lakes Institute for Environmental Research, Univ of Windsor, 401 Sunset Ave, Windsor, ON N9B 3P4, Canada, (2)Great Lakes Institute for Environmental Research, Univ of Windsor, 401 Sunset Ave, Windsor, ON N9B 3P4, fowle@uwindsor.ca, fowle@uwindsor.ca
15
11:45 AM
ENERGY ABSORPTION SPECTROSCOPY OF CARBONACEOUS MATERIAL IN PRECAMBRIAN CHERTS
DE GREGORIO, Bradley T., Geological Sciences, Arizona State Univ, P.O Box 871404, Tempe, AZ 85287-1404 and SHARP, Thomas G., Department of Geological Sciences, Arizona State Univ, PO Box 871404, Tempe, AZ 85287-1404, degregorio@asu.edu, degregorio@asu.edu
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