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GSA Connects 2024 Meeting in Anaheim, California

Session No. 138
Monday, 23 September 2024: 1:30 PM-5:30 PM
204C (Anaheim Convention Center)

T124. Life on the Boundary: Cretaceous/Paleogene Environments, Ecology, and Extinction Dynamics in Antarctica

 

Kerin Claeson, Julia Clarke, Matthew Lamanna, Patrick O'Connor and Thomas Tobin, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
138-1
1:35 PM
THE LATE CRETACEOUS DINOSAURS OF ANTARCTICA: A UNIQUE WINDOW ONTO A POLAR GONDWANAN FAUNA APPROACHING THE CRETACEOUS/PALEOGENE BOUNDARY
LAMANNA, Matthew, Section of Vertebrate Paleontology, Carnegie Museum of Natural History, 4400 Forbes Avenue, Pittsburgh, PA 15213, CASE, Judd, Biology, Eastern Washington University, Cheney, WA 99004, CLARKE, Julia, Jackson School of Geosciences, The University of Texas at Austin, 2305 Speedway Stop C1160, Austin, TX 78712, ROBERTS, Eric M., Department of Geology and Geological Engineering, Colorado School of Mines, Golden, CO 80401 and O'CONNOR, Patrick M., Department of Biomedical Sciences, Ohio University, Athens, OH 45701
138-2
1:50 PM
SEDIMENTARY INORGANIC CARBON ISOTOPE VALUES SUGGEST BENTHIC ANOXIA BECOMES MORE COMMON ACROSS THE KPB ON SEYMOUR ISLAND, ANTARCTICA
TOBIN, Thomas, Department of Geological Sciences, University of Alabama, 201 7th Avenue, Room 2003 Bevill Building, Tuscaloosa, AL 35487-0268 and SCHOEPFER, Shane, Geosciences & Natural Resources Department, Western Carolina University, Cullowhee, NC 28723
138-3
2:05 PM
PATTERNS OF EXTINCTION AND SURVIVAL OF MARINE VERTEBRATES ACROSS THE K/PG BOUNDARY IN ANTARCTICA
CASE, Judd, Biology, Eastern Washington University, Cheney, WA 99004
Recorded Presentation
138-4
2:20 PM
THE K-PG MASS EXTINCTION DID NOT PERMANENTLY RESTRUCTURE MARINE ECOSYSTEMS
WOODS, Lydia1, BECKERMAN, Andrew P.2, WITTS, James3, WHITTLE, Rowan4, HASSALL, Christopher5, BEGER, Maria5 and DUNHILL, Alexander1, (1)School of Earth & Environment, University of Leeds, Leeds, LS2 9JT, United Kingdom, (2)Department of Animal and Plant Sciences, University of Sheffield, Sheffield, S10 2TN, United Kingdom, (3)Natural History Museum, London, United Kingdom, (4)British Antarctic Survey, Cambridge, CB3 0ET, UNITED KINGDOM, (5)School of Biology, University of Leeds, Leeds, West Yorkshire LS2 9QT, United Kingdom
138-5
2:35 PM
THE INFLUENCE OF VOLCANISM AND METEORITE IMPACT ON SILICEOUS MICROFOSSIL COMMUNITIES OVER THE CRETACEOUS-PALEOGENE EXTINCTION EVENT RECORD FROM SEYMOUR ISLAND
COENEN, Jason1, HARWOOD, David1 and TOBIN, Thomas2, (1)Department of Earth and Atmospheric Sciences, University of Nebraska Lincoln, 126 Bessey Hall, P.O. Box 8803440, Lincoln, NE 68588-0340, (2)Department of Geological Sciences, University of Alabama, 201 7th Avenue, Room 2003 Bevill Building, Tuscaloosa, AL 35487-0268
Recorded Presentation
 
2:50 PM
Break
138-6
3:05 PM
LATE CRETACEOUS GUNNARITES AMMONITES EXHIBIT LOCATION-BASED MORPHOLOGICAL DIFFERENCES WITHIN THE JAMES ROSS BASIN, ANTARCTICA
MOHR, Rachel1, TOMPKINS, Emily M.2, OLIVERO, Eduardo B.3, SCOTT, Caroline G.1, WHITE, Stephanie J.4 and TOBIN, Thomas1, (1)Department of Geological Sciences, University of Alabama, Box 870338, Tuscaloosa, AL 35487, (2)Department of Biology, Wake Forest University, Winston-Salem, NC 27109, (3)Laboratorio de Geología Andina, Centro Austral de Investigaciones Científicas (CADIC-CONICET), B. A. Houssay 200, Ushuaia, (9410), Argentina, (4)Department of Geosciences, Baylor University, Waco, TX 76798; Department of Geological Sciences, University of Alabama, Box 870338, Tuscaloosa, AL 35487
Recorded Presentation
138-7
3:20 PM
A GIANT EGG AND THE OLDEST AVIAN VOCAL ORGAN: INSIGHTS INTO VERTEBRATE SOFT TISSUE PRESERVATION FROM CRETACEOUS OF THE JAMES ROSS BASIN, ANTARCTIC PENINSULA
CLARKE, Julia, Jackson School of Geosciences, The University of Texas at Austin, 2305 Speedway Stop C1160, Austin, TX 78712
Recorded Presentation
138-8
3:35 PM
LATE CRETACEOUS CROWN BIRD FROM ANTARCTICA ELUCIDATES AVIAN ECOLOGICAL DIVERSITY ACROSS K-PG EXTINCTION EVENT
TORRES, Christopher, Department of Biological Sciences, University of the Pacific, Stockton, CA 95211; Heritage College of Osteopathic Medicine, Ohio University, Athens, OH 45701, CLARKE, Julia, Department of Geological Sciences, Jackson School of Geosciences, The University of Texas at Austin, 2305 Speedway Stop C1160, Austin, TX 78712, GROENKE, Joseph, Heritage College of Osteopathic Medicine, Ohio University, Athens, OH 45701, LAMANNA, Matthew, Section of Vertebrate Paleontology, Carnegie Museum of Natural History, 4400 Forbes Avenue, Pittsburgh, PA 15213, MACPHEE, Ross, Department of Mammalogy, American Museum of Natural History, New York, NY 10024, MUSSER, Grace, Division of Birds, The Smithsonian National Museum of Natural History, Washington, DC 20013; Department of Geological Sciences, Jackson School of Geosciences, The University of Texas at Austin, 2305 Speedway Stop C1160, Austin, TX 78712-1692, ROBERTS, Eric M., Department of Geology and Geological Engineering, Colorado School of Mines, Golden, CO 80401 and O'CONNOR, Patrick M., Department of Biomedical Sciences, Ohio University, Athens, OH 45701; Heritage College of Osteopathic Medicine, Ohio University, Athens, OH 45701
138-9
3:50 PM
INVESTIGATING HABITAT USE OF SHARKS AND THEIR RELATIVES IN SEYMOUR ISLAND, ANTARCTICA, ACROSS THE EOCENE EPOCH
LAROCCA CONTE, Gabriele1, LIAO, Ashley1, KRIWET, Jürgen2, MÖRS, Thomas3, TRAYLER, Robin B.1, ALEKSINSKI, Adam4, IVANY, Linda C.5, HUBER, Matthew4 and KIM, Sora L.1, (1)Life & Environmental Science, University of California Merced, 5200 Lake Rd, MERCED, CA 95343, (2)Department of Paleontology, University of Vienna, Universitätsring 1, Vienna, 1010, Austria, (3)Department of Paleobiology, Swedish Museum of Natural History, Frescativägen 40, Stockholm, 114 18, Sweden; Bolin Centre for Climate Research, Stockholm University, Frescativägen, Stockholm, 114 19, Sweden, (4)Earth, Atmospheric, and Planetary Sciences, Purdue University, 550 Stadium Mall Dr, West Lafayette, IN West Lafayette, (5)Department of Earth and Environmental Sciences, Syracuse University, 141 Crouse Dr, Syracuse, NY 13210
 
4:05 PM
Concluding Remarks
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