GSA Connects 2022 meeting in Denver, Colorado

Session No. 48
Sunday, 9 October 2022: 1:30 PM-5:30 PM
Mile High Ballroom 4A (Colorado Convention Center)

T122. Exploring the Mechanisms of Morphologic Change II

Paleontological Society; Paleontological Research Institution; GSA Geobiology and Geomicrobiology Division

 

James Lamsdell, Sarah Sheffield, Jennifer E. Bauer and Adriane Lam, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
 
1:35 PM
Discussion
1:50 PM
CHALLENGES IN INTEGRATING MORPHOLOGICAL AND MOLECULAR DATA IN STUDIES OF SPECIATION PATTERNS AND PROCESSES
HAGEMAN, Steven, Appalachian State University Dept Geological and Env. Sciences, PO Box 32067, Boone, NC 28608-2067
2:05 PM
IS POROSITY A FUNCTIONAL TRAIT IN PLANKTIC FORAMINIFERA?
KEARNS, Lorna and EZARD, Thomas H.G., Ocean and Earth Sciences, University of Southampton, National Oceanography Center, European Way, Southampton, SO14 3ZH, United Kingdom
2:20 PM
THE MODULAR ORGANIZATION OF THE TRILOBITE HEAD
VARGAS-PARRA, Ernesto and HOPKINS, Melanie J., Division of Paleontology, American Museum of Natural History, Central Park West at 79th Street, New York, NY 10024-5192
2:35 PM
MORPHOLOGICAL BOTTLENECKS AND PHYLOGENETIC RESTRUCTURING FOLLOWING THE END-CRETACEOUS MASS EXTINCTION: TESTING PRIORITY EFFECTS IN THE DEVELOPMENT OF THE MODERN MARINE BIVALVE FAUNA
SULLIVAN, Johanna, Geology, Mount Holyoke College, South Hadley, MA 01075, EDIE, Stewart, Smithsonian Institution, National Museum of Natural History, Department of Paleobiology, Washington, DC 20560, COLLINS, Katie S., University of Southampton, European Way, Southampton, SO14 3ZH, UNITED KINGDOM and JABLONSKI, David, Department of the Geophysical Sciences, University of Chicago, Chicago, IL 60637
 
2:50 PM
Break
3:05 PM
ADULT MORPHOLOGY IN BENTHIC FORAMINIFERA IS CONTROLLED BY EMBRYO SIZE AND FOOD RESOURCES ALONG A STEEP OXYGENATION GRADIENT
BELANGER, Christina, Department of Geology and Geophysics, Texas A&M University, 3115 TAMU, College Station, TX 77843
3:20 PM
PREQUEL TO EXTINCTION: MORPHOMETRIC ANALYSIS OF THE NORIAN – RHAETIAN (LATE TRIASSIC) CONODONT SPECIES MOCKINA ENGLANDI AND MOCKINA CARINATA ACROSS WESTERN CANADA
LEI, Jerry1, GOLDING, Martyn2 and HUSSON, Jon M.1, (1)School of Earth and Ocean Sciences, University of Victoria, 3800 Finnerty Road Bob Wright Center A405, Victoria, BC V8P 5C2, Canada, (2)Natural Resources Canada, Geological Survey of Canada, 1500-605 Robson Street, Vancouver, BC V6B 5J3, CANADA
3:35 PM
MORPHOLOGICAL DISPARITY IS STRUCTURED AND SEGREGATED BY THE LOCAL SUBSTRATE CONDITIONS AND LIFE HABITS: AN EXAMPLE FROM INDIAN RECENT MARINE BIVALVES
SHARMA, Neha, M. Sc and MONDAL, Subhronil, Department of Earth Sciences (DES), Indian Institute of Science Education and Research (IISER) Kolkata, Campus Road, Mohanpur, 741246, INDIA
 
3:50 PM
Concluding Remarks
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