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2004 Denver Annual Meeting (November 7–10, 2004)

Session No. 225
Wednesday, 10 November 2004: 1:30 PM-5:30 PM

Paleontology X: Early Life

 

Nicholas J. Butterfield and Robert R. Gaines, Chairs
Paper #
Start Time
1
1:30 PM
ANIMAL EMBRYOS FROM THE TERMINAL NEOPROTEROZOIC DOUSHANTUO FORMATION: HOW DID THEY HATCH?
XIAO, Shuhai1, ZHOU, Chuanming2 and YUAN, Xunlai2, (1)Department of Geosciences, Virginia Polytechnic Institute and State Univ, Blacksburg, VA 24061, (2)Nanjing Institute of Geology and Paleontology, Chinese Academy of Sciences, Nanjing, 210008, China, xiao@vt.edu, xiao@vt.edu
2
1:45 PM
DATING THE ORIGINS OF MARINE INVERTEBRATE LARVAE WITH A MOLECULAR CLOCK
PETERSON, Kevin J., Department of Biological Sciences, Dartmouth College, North College St, Hanover, NH 03755, kevin.peterson@dartmouth.edu, kevin.peterson@dartmouth.edu
3
2:00 PM
A POSSIBLE FRONDOSE EDIACARAN FOSSIL FROM NEOPROTEROZOIC BITUMINOUS LIMESTONE OF THE DENGYING FORMATION: ITS BODY PLAN, LIFESTYLE, AND TAPHONOMY
SHEN, Bing1, XIAO, Shuhai1, ZHOU, Chuanming2, YUAN, Xunlai2 and XIE, Guwei3, (1)Department of Geosciences, Virginia Polytechnic Institute and State Univ, Blacksburg, VA 24061, (2)Nanjing Institute of Geology and Paleontology, Chinese Academy of Sciences, Nanjing, 210008, China, (3)Nanjing Institute of Geology and Paleontology, Chinese Academy of Sciences, Nanjing, 210008, bingshen@vt.edu, bingshen@vt.edu
4
2:15 PM
THE TIE THAT BINDS: ATTACHMENT STRUCTURE HOMOLOGIES IN EARLY CAMBRIAN ECHINODERMS
WILBUR, Bryan C., Department of Geological Sciences, Jackson School of Geosciences, 1 University Station, C1140, University of Texas, Austin, TX 78712-0254, bwilbur@mail.utexas.edu, bwilbur@mail.utexas.edu
5
2:30 PM
DEATH, DECAY AND DESTRUCTION OF DICKINSONIA
RETALLACK, Gregory J., Department of Geological Sciences, Univ of Oregon, Eugene, OR 97403, gregr@darkwing.uoregon.edu, gregr@darkwing.uoregon.edu
6
2:45 PM
ECOLOGY OF THE EDIACARAN EXPLOSION
DROSER, Mary L.1, GEHLING, Jim G.2, RICE, D.3, MROFKA, David D.4 and KENNEDY, Martin J.4, (1)Department of Earth Sciences, Univ of California, Riverside, 1432 Geology Building, U.C. Riverside, Riverside, CA 92521, (2)Palaeontology, South Australian Museum, North Terrace, Adelaide, 5000, Australia, (3)South Australia Museum, Adelaide, (4)Department of Earth Sciences, Univ of California Riverside, Riverside, CA 92521-0423, Mary.Droser@ucr.edu, Mary.Droser@ucr.edu
7
3:00 PM
FOSSIL ASSEMBLAGES IN LOWER CAMBRIAN MICROBIAL MATGROUND SEDIMENTS AND IMPLICATIONS FOR EARLY BENTHIC AND INFAUNAL ECOLOGIES
BAILEY, Jake1, CORSETTI, Frank A.1, BOTTJER, David2 and NICHOLSON, Katherine1, (1)Department of Earth Sciences, Univ of Southern California, Los Angeles, CA 90089, (2)Department of Earth Sciences, University of Southern California, Zumberge Hall 117, Los Angeles, CA 90254, jvbailey@usc.edu, jvbailey@usc.edu
8
3:15 PM
ECOSYSTEM ENGINEERS DURING THE CAMBRIAN EXPLOSION: TRACE FOSSIL RECORD FROM THE LOWER CAMBRIAN OF EASTERN CALIFORNIA
NICHOLSON, Katherine A., Department of Earth Sciences, Univ of Southern California, Los Angeles, CA 90089-0740 and BOTTJER, David, Department of Earth Sciences, Univ. of Southern California, Los Angeles, CA 90089-0740, kanichol@usc.edu, kanichol@usc.edu
9
3:30 PM
TRENDS IN BODY-SIZE AND MORPHOLOGICAL DISPARITY OF PROTEROZOIC THROUGH MIDDLE CAMBRIAN ACRITARCHS: A LITERATURE-BASED APPROACH
HUNTLEY, John Warren, Department of Geoological Sciences, Virginia Poltechnic Institute and State Univ, Blacksburg, VA 24061, XIAO, Shuhai, Department of Geosciences, Virginia Polytechnic Institute and State Univ, Blacksburg, VA 24061 and KOWALEWSKI, Michal, Department of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061, jhuntley@vt.edu, jhuntley@vt.edu
10
3:45 PM
FOSSIL ANEMONES FROM THE LOWER CAMBRIAN CHENGJIANG BIOTA
STANLEY Jr, G.D.1, HOU, X.-G.2, ZHAO, J.2 and MA, X.-Y.2, (1)Geology, The Univ of Montana, Missoula, 59812, (2)Yunnan Key Laboratory for Palaeontology, Yunnan Univ, Kunming, 650091, China, fossil@selway.umt.edu, fossil@selway.umt.edu
11
4:00 PM
THE “CLOVER ANIMAL” – SPEARHEAD OF THE CAMBRIAN REVOLUTION
BENGTSON, Stefan, Department of Palaeobiology, Swedish Museum of Natural History, Box 50007, Stockholm, SE-104 05, Sweden and KOUCHINSKY, Artem, Department of Biology (OBEE) and Institute of Geophysics and Planetary Physics (IGPP), Univ of California Los Angeles, 3845 Slichter Hall, Los Angeles, CA 90095, stefan.bengtson@nrm.se, stefan.bengtson@nrm.se
12
4:15 PM
A METAMERIC BRACHIOPOD FROM THE LOWER CAMBRIAN
BALTHASAR, Uwe, Earth Sciences, Univ of Cambridge, Downing Street, Cambridge, CB2 3EQ, United Kingdom, ubal01@esc.cam.ac.uk, ubal01@esc.cam.ac.uk
13
4:30 PM
A FOSSIL RADULA FROM THE LOWER CAMBRIAN MAHTO FORMATION, JASPER NATIONAL PARK, CANADA
BUTTERFIELD, Nicholas J., Department of Earth Sciences, Univ of Cambridge, Downing Street, Cambridge, CB2 3EQ, United Kingdom, njb1005@esc.cam.ac.uk, njb1005@esc.cam.ac.uk
14
4:45 PM
EVOLUTIONARY PALEOECOLOGY OF EARLY BENTHIC ECHINODERMS: CONVERGENCE OF CAMBRIAN AND LATE DEVONIAN FORMS
DORNBOS, Stephen Q., Department of Geosciences, Univ of Wisconsin-Milwaukee, P.O.Box 413, Milwaukee, WI 53201, sdornbos@usc.edu, sdornbos@usc.edu
15
5:00 PM
FOSSILIZATION OF NARAOIIDS FROM THE KAILI BIOTA (GUIZHOU PROVINCE, CHAINA) BASED ON ARTHROPOD TAPHONOMY INDEX (ATI) – A NEW MODEL FOR EXCEPTIONALLY PRESERVED ARTHROPODS
LIN, Jih-Pai, Geological Sciences, Ohio State Univ, 125 South Oval Mall, Columbus, OH 43210, lin.542@osu.edu, lin.542@osu.edu
16
5:15 PM
BURGESS SHALE FAUNAS WERE NOT COMPLETELY BURROWED AWAY: THE PALEOENVIRONMENTAL CONTEXT OF SOFT-BODIED PRESERVATION IN THE THREE UTAH LAGERSTÄTTEN
GAINES, Robert R., Geology Department, Pomona College, 609 N. College Ave, Claremont, CA 91711 and DROSER, Mary L., Department of Earth Sciences, Univ of California, Riverside, 1432 Geology Building, U.C. Riverside, Riverside, CA 92521, robert.gaines@pomona.edu, robert.gaines@pomona.edu
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