Session No. 51 Wednesday, April 11, 2001

1:45 PM-4:30 PM, Sheraton Universal: Studio I
T23. What's New in the Paleozoic? II
John D. Cooper and Mario V. Caputo, Presiding
Start Time
1:45 PM Introductory Remarks
1:50 PM THIRD-ORDER SEQUENCE BOUNDARIES IN THE UPPERMOST CAMBRIAN (?) TO LOWER SILURIAN SECTION IN EAST-CENTRAL CALIFORNIA: DORNFEST, Robin M. and STEVENS, Calvin H., Department of Geology, San Jose State Univ, San Jose, CA 95192, geology@dnai.com
2:10 PM ORDOVICIAN SEQUENCE BOUNDARIES IN EASTERN CALIFORNIA AND SOUTHERN NEVADA: COOPER, John D., Department of Geological Sciences, California State Univ - Fullerton, PO Box 6850, Fullerton, CA 92834-6850, jcooper@fullerton.edu and LEHNERT, Oliver, Institute for Geology and Mineralogy, Univ of Erlangen, Schlossgarten 5, D-91054, Erlangen, Germany,
2:30 PM REGIONAL SIGNIFICANCE OF THE TIPPECANOE-KASKASKIA SEQUENCE BOUNDARY IN THE SOUTHERN GREAT BASIN: LEATHAM, W. Britt, Geological Sciences, California State Univ San Bernardino, San Bernardino, CA 92407-2397, bleatham@csusb.edu and COOPER, John D., Department of Geological Sciences, California State Univ Fullerton, PO Box 6850, Fullerton, CA 92834-6850,
2:50 PM A POSSIBLE RECORD OF THE LATE ORDOVICIAN POSITIVE CARBON ISOTOPE EVENT IN THE ELY SPRINGS DOLOMITE, NOPAH RANGE, CALIFORNIA: RIPPERDAN, Robert L., Univ Puerto Rico, PO Box 9017, Mayaguez, PR 00681-9017, ripperdan@rumac.uprm.edu, BUGGISCH, Werner, Roethanger 35, Uttenreuth, 91080, Germany, COOPER, John D., Department of Geological Sciences, California State Univ Fullerton, PO Box 6850, Fullerton, CA 92834-6850, LEHNERT, Oliver, Institute for Geology and Mineralogy, Univ of Erlangen, Schlossgarten 5, D-91054, Erlangen, Germany, and LEATHAM, W. Britt, Geological Sciences, California State Univ San Bernardino, San Bernardino, CA 92407-2397,
3:10 PM Break
3:30 PM BIOFABRICS OF THE LATE DEVONIAN GUILMETTE FORMATION, GREAT BASIN REGION OF THE WESTERN UNITED STATES: PHELPS, William T. and DROSER, Mary L., Department of Earth Sciences, Univ of California, Riverside, CA 92521, phelps@citrus.ucr.edu
3:50 PM EXTENSIVE MISSISSIPPIAN BEDDED CHERT IN THE ANTLER FORELAND BASIN: SILICIFICATION DUE TO TECTONICALLY DRIVEN SUBSURFACE FLOW?: SEAMAN, Theodore L., Geological Sciences, Univ of Oregon, Department of Geological Sciences, University of Oregon, Eugene, OR 97403, tlseaman@darkwing.uoregon.edu.
4:10 PM DEFORMATIONAL HISTORY OF THE COSOLTOPEC AND TECOMATE FORMATIONS, ACATLÁN COMPLEX, SOUTHERN MEXICO: MALONE, J.1, NANCE, R. D.1, KEPPIE, J. D.2, and ORTEGA-GUTIERREZ, F.2, (1) Dept. of Geological Sciences, Ohio Univ, Athens, OH 45701, malonejon@hotmail.com, (2) Inst. de Geologia, UNAM, Ciudad Universitaria, Mexico DF, 04510, Mexico

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