2006 Philadelphia Annual Meeting (22–25 October 2006)

Session No. 64
Monday, 23 October 2006: 8:00 AM-12:00 PM

Paleontology/Paleobotany III: Morphospace and Morphological Patterns

 

C. Kevin Boyce and Margaret M. Yacobucci, Chairs
Paper #
Start Time
1
8:00 AM
A HIDDEN-MARKOV MODEL FOR EVALUATING MACROEVOLUTIONARY TRENDS
GREENFEST-ALLEN, E., Department of Geology, Bryn Mawr College, Bryn Mawr, PA 19010, egallen@brynmawr.edu, egallen@brynmawr.edu
2
8:15 AM
EVOLUTIONARY MODE IN FOSSIL SEQUENCES: AN EMPIRICAL SURVEY
HUNT, Gene, Department of Paleobiology, Smithsonian Institution, National Museum of Natural History, NHB MRC 121, P.O. Box 37012, Washington, DC 20013-7012, hunte@si.edu, hunte@si.edu
3
8:30 AM
MORPHOLOGICAL HISTORY OF DEVONIAN-TRIASSIC AMMONOIDS IN TIME AND MORPHOSPACE
SAUNDERS, W.B.1, WORK, D.M.2, GREENFEST-ALLEN, E.1, MCGOWAN, A.J.3 and NIKOLAEVA, S.V.4, (1)Department of Geology, Bryn Mawr College, Bryn Mawr, PA 19010, (2)Maine State Museum, Augusta, ME 04333, (3)Department of Palaeontology, Natural History Museum, London, SW7 5BD, United Kingdom, (4)Paleontological Research Institute, Russian Academy of Sciences, Moscow, 117647, Russia, wsaunder@brynmawr.edu, wsaunder@brynmawr.edu
4
8:45 AM
AVERAGE SUTURAL CURVATURE: AN INTUITIVE QUANTITATIVE MEASURE OF SUTURE COMPLEXITY
GILDNER, Raymond F., Department of Geosciences, Indiana University Purdue University Fort Wayne, 2101 E. Coliseum Blvd, Fort Wayne, IN 46805, gildnerr@ipfw.edu, gildnerr@ipfw.edu
5
9:00 AM
DRESSING UP FOR THE DANCE: PATTERNS OF SUTURE VARIATION IN SEXUAL DIMORPHS OF LOWER TOARCIAN HILDOCERATINE AMMONITES
YACOBUCCI, Margaret M., Department of Geology, Bowling Green State University, 190 Overman Hall, Bowling Green, OH 43403-0211, mmyacob@bgsu.edu, mmyacob@bgsu.edu
6
9:15 AM
COMBINING ONTOGENETIC AND EVOLUTIONARY SCALES OF MORPHOLOGICAL DISPARITY: A STUDY OF EARLY JURASSIC AMMONITES
GERBER, Sylvain, UMR 5561 Biogeosciences, Centre National de la Recherche Scientifique, 6, Boulevard Gabriel, Dijon, 21000, France, sylvain.gerber@u-bourgogne.fr, sylvain.gerber@u-bourgogne.fr
7
9:30 AM
WHEN IS A SPECIES NOT A SPECIES? QUANTIFYING REGIONAL AND EVOLUTIONARY DIFFERENCES IN MORPHOLOGY FOR THE GENUS CUCULLAEA [BIVALVIA]
BUICK, Devin P., Department of Geology, University of Cincinnati, 500 Geo/Phys Building, University of Cincinnati, Cincinnati, OH 45220, buickdp@email.uc.edu, buickdp@email.uc.edu
 
9:45 AM
Break
8
10:00 AM
SHELL PLASTICITY IN SAXIDOMUS NUTTALLI (BIVALVIA: VENERIDAE) FROM FOSSIL ROCK-BORING AND MODERN SAND-BURROWING HABITS AND ITS IMPLICATIONS FOR MORPHOLOGICAL INTERPRETATION
BELANGER, Christina L., The Department of the Geophysical Sciences, The University of Chicago, 5734 S. Ellis Ave, Chicago, IL 60637, belanger@uchicago.edu, belanger@uchicago.edu
9
10:15 AM
PLIO-PLEISTOCENE EXTINCTION SELECTIVITY IN VENEROID BIVALVES: AN ANALYSIS OF MORPHOLOGICAL VARIABILITY AND SURVIVORSHIP
KOLBE, Sarah E., Department of Geology, The College of William and Mary, 201 Peters Drive, Glenshaw, PA 15116, LOCKWOOD, R., College of William and Mary, Williamsburg, VA 23185 and HUNT, Gene, Department of Paleobiology, Smithsonian Institution, National Museum of Natural History, NHB MRC 121, P.O. Box 37012, Washington, DC 20013-7012, rxlock@wm.edu, rxlock@wm.edu
10
10:30 AM
COMBINING INDEPENDENT SOURCES OF DATA TO INVESTIGATE PATTERNS OF MORPHOSPACE OCCUPATION THROUGH TIME : AN EXAMPLE USING PALEOZOIC TEREBRATULIDE BRACHIOPOD GENERA
FITZGERALD, Paul C., Department of Geology, University of California, Davis, One Shields Avenue, Davis, CA 95616, fitzgerald@geology.ucdavis.edu, fitzgerald@geology.ucdavis.edu
11
10:45 AM
A QUANTITATIVE DICOT LEAF MORPHOSPACE
LYON, Mandela A., Earth & Environmental Science, University of Pennsylvania, 240 S. 33rd St, Philadelphia, PA 19143, mlyon@sas.upenn.edu, mlyon@sas.upenn.edu
12
11:00 AM
A VEIN ATTEMPT AT TESTING HYPOTHESES IN EARLY ANGIOSPERM ECO-MORPHOLOGICAL EVOLUTION: CANALIZATION OF LEAF ARCHITECTURE
ARENS, Nan Crystal, Department of Geoscience, Hobart & William Smith Colleges, Geneva, NY 14456, arens@hws.edu, arens@hws.edu
13
11:15 AM
A PHYSIOLOGICALLY EXPLICIT MORPHOSPACE FOR WATER TRANSPORT IN VASCULAR PLANTS
WILSON, Jonathan P., Division of Geological and Planetary Sciences, Caltech, 1200 E California Blvd, MC 100-23, Pasadena, CA 91125 and KNOLL, Andrew H., Department of Earth and Planetary Sciences, Harvard University, Cambridge, MA 2138, jpwilson@caltech.edu, jpwilson@caltech.edu
14
11:30 AM
THE ROLE OF SIZE FOR THE POTENTIAL PHYSIOLOGY OF EARLY COOKSONIA-LIKE VASCULAR PLANT RELATIVES
BOYCE, C. Kevin, Geophysical Sciences, Univ of Chicago, 5734 S. Ellis Ave, Chicago, IL 60637, ckboyce@uchicago.edu, ckboyce@uchicago.edu