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Northeastern Section - 42nd Annual Meeting (12–14 March 2007)

Session No. 4
Monday, 12 March 2007: 8:15 AM-10:00 AM

T10. Geologic Records of Biotic Change

 

William C. Clyde, Advocates
Paper #
Start Time
 
8:15 AM
Introductory Remarks
1
8:20 AM
SPECIES ABUNDANCE CHANGES DURING MASS EXTINCTION AND THE INVERSE SIGNOR-LIPPS EFFECT: APPARENTLY ABRUPT GRAPTOLITE MASS EXTINCTION AS AN ARTIFACT OF SAMPLING
BELSCHER, Kristi1, MITCHELL, C.E.1, SHEETS, H. David2, FINNEY, S.C.3 and MELCHIN, Michael4, (1)Dept. of Geology, Univ. at Buffalo, SUNY, Buffalo, NY 14260, (2)Dept. of Physics, Canisius College, 2001 Main St, Buffalo, NY 14208, (3)Geology, California State Univ, Long Beach, CA 90840, (4)Dept. of Earth Sciences, St. Francis Xavier Univ, Antigonish, NS B2G 2V5, Canada, kristi_belscher@hotmail.com, kristi_belscher@hotmail.com
2
8:40 AM
RECOVERY AND RADIATION FOLLOWING THE END-ORDOVICIAN MASS EXTINCTION: TESTING FOR EXPANSION AND CONVERGENCE IN GRAPTOLITE MORPHOLOGICAL GUILDS
BAPST, David W., Geology, SUNY at Buffalo, Buffalo, NY 14261, MITCHELL, Charles, Dept. of Geology, SUNY at Buffalo, 876 Natural Sciences Complex, Buffalo, NY 14260 and SHEETS, H. David, Dept. of Physics, Canisius College, 2001 Main St, Buffalo, NY 14208, dwbapst@buffalo.edu, dwbapst@buffalo.edu
3
9:00 AM
IMPLICATIONS FOR PALEOENVIRONMENTAL CONDITIONS AT THE P/TR EXTINCTION EVENT BASED ON TRACE FOSSILS FROM THE LATE PERMIAN AND EARLY TRIASSIC OF THE KAROO BASIN
GASTALDO, Robert A. and ROLERSON, Marcy W., Department of Geology, Colby College, 5800 Mayflower Hill Drive, Waterville, ME 04901, ragastal@colby.edu, ragastal@colby.edu
4
9:20 AM
EVALUATING THE INTERCONTINENTAL SYNCHRONEITY OF MAMMALIAN TURNOVER; NEW RESULTS FROM THE PALEOCENE OF THE CHIJIANG BASIN, CHINA
CLYDE, William C.1, TING, Suyin2, BOWEN, Gabriel J.3, SNELL, Kathryn E.4, KOCH, Paul5, LI, Qian6, TONG, Yongsheng6 and WANG, Yuanqing6, (1)Dept. of Earth Sciences, University of New Hampshire, 56 College Rd, Durham, NH 03824-3589, (2)Museum of Natural Science, Lousiana State University, Baton Rouge, LA 70803, (3)Department of Earth and Atmospheric Sciences, Purdue University, 550 Stadium Mall Drive, West Lafayette, IN 47907, (4)Division of Geological and Planetary Sciences, California Institute of Technology, 1200 E. California Blvd, MC 100-23, Pasadena, CA 91125, (5)Dept. of Earth Sciences, University of California Santa Cruz, Santa Cruz, CA 95064, (6)Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, Post Office Box 643, Beijing 100044, China, will.clyde@unh.edu, will.clyde@unh.edu
5
9:40 AM
TESTING DIFFERENT CALIBRATIONS OF THE EOCENE GEOMAGNETIC POLARITY TIME SCALE USING NEW PALEOMAGNETIC RESULTS FROM GREEN RIVER BASIN TUFFS
TSUKUI, Kaori, Department of Earth Sciences, University of New Hampshire, 56 College Road, James Hall, Durham, NH 03824, CLYDE, William C., Department of Earth Sciences, University of New Hampshire, Durham, NH 03824 and SMITH, M. Elliot, Department of Geosciences, University of Montana, Missoula, MT 59812, ktsukui@unh.edu, ktsukui@unh.edu
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