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GSA 2020 ANNUAL MEETING
T63. The Ordovician Earth: New Insights to Envi- T67. Trends and Patterns in Neoproterozoic–
ronmental and Biotic Responses in the Fossil and Cambrian Biodiversity and Evolutionary Originations
Rock Record Cosponsors: GSA Geobiology and Geomicrobiology Division;
Cosponsors: Paleontological Society; IGCP652; IGCP653 Paleontological Society; Geochemical Society; GSA Sedimentary
Disciplines: Paleontology, Biogeography/Biostratigraphy, Geology Division
Paleoclimatology/Paleoceanography, Stratigraphy Disciplines: Paleontology, Diversity, Extinction, Origination,
Advocates: Julie De Weirdt; Matthias Sinnesael; Christopher T. Paleontology, Phylogenetic/Morphological Patterns, Paleontology,
Conwell; Joshua B. Zimmt; Y. Datu Adiatma; Teresa D. Avila Biogeography/Biostratigraphy
This session will highlight recent advancements in our knowl- Advocates: Jessica R. Creveling; John L. Moore
edge of the Ordovician Earth system as well as cross-discipline This session brings together biostratigraphic, chemostratigraphic,
methods that provide new insight into the regional to global fossil geochronologic, taphonomic, and modeling studies to better resolve
and rock records. temporal trends and spatial patterns in Neoproterozoic and early
Paleozoic animal originations and biodiversification.
T64. Future Leaders in Paleontology
Cosponsor: Paleontological Society T68. New Insights on Arthropod Paleobiology
Disciplines: Paleontology, Biogeography/Biostratigraphy, Cosponsor: Paleontological Society
Paleontology, Diversity, Extinction, Origination, Paleontology, Disciplines: Paleontology, Diversity, Extinction, Origination,
Paleoecology/Taphonomy Paleontology, Phylogenetic/Morphological Patterns, Paleontology,
Advocate: Matthew E. Clapham Paleoecology/Taphonomy
This session will showcase outstanding research by student Advocates: Matthew K. Witte; Rhiannon J. LaVine; Julien
members of the Paleontological Society, spanning all disciplines Kimmig; James C. Lamsdell
of paleontology. For more than 540-million-years, arthropods have remained an
important and diverse group of marine invertebrates, whose abun-
T65. Applications of Conodonts to Integrated Stud- dance in the fossil record has shaped our modern understanding of
ies of Biostratigraphy, Chemostratigraphy, and the processes of evolution, diversification, morphology, and more.
Sequence Stratigraphy—North American Pander
Society Annual Meeting T69. Polar Paleobiology and Paleoenvironmental
Cosponsors: Pander Society; Paleontological Society Proxies
Disciplines: Paleontology, Biogeography/Biostratigraphy, Cosponsors: Paleontological Society; Paleontological Research
Stratigraphy, Paleoclimatology/Paleoceanography Institution; SEPM (Society for Sedimentary Geology); Scientific
Advocates: Martyn L. Golding Committee on Antarctic Research; GSA Sedimentary Geology
Conodonts are a key element in Paleozoic and Triassic investi- Division
gations of biostratigraphy, chemostratigraphy, and sequence stra- Disciplines: Paleontology, Diversity, Extinction, Origination,
tigraphy, as well as studies of ocean chemistry and evolution. Paleontology, Biogeography/Biostratigraphy, Paleontology,
Presentations on all aspects of conodont research are welcome. Biogeography/Biostratigraphy
Advocates: James D. Witts; Rowan J. Whittle; Thomas S. Tobin;
PALEONTOLOGY, DIVERSITY, EXTINCTION, Benjamin J. Linzmeier
ORIGINATION This session will highlight studies examining the effects of envi-
ronmental changes on life at high latitudes in the past. All time peri-
T66. Reconstructing Events of the Late Devonian: ods, fossil groups, and paleoenvironmental proxies are welcome.
Fossil and Rock Record Insights into a Dynamic
Biosphere T70. Cephalopods Present and Past: Insights into
Cosponsor: Paleontological Society Evolution, Paleobiology, and Links to Paleoenviron-
Disciplines: Paleontology, Diversity, Extinction, Origination, mental Change
Paleoclimatology/Paleoceanography, Geochemistry Cosponsors: Paleontological Society; GSA Geobiology and
Advocates: Matthew Smart; John. E.A. Marshall Geomicrobiology Division
This session will present new findings from the fossil and rock Disciplines: Paleontology, Diversity, Extinction, Origination,
records as well as novel analytical approaches to address current Paleontology, Paleoecology/Taphonomy, Paleontology,
knowledge gaps regarding the two major extinction events in the Biogeography/Biostratigraphy
Late Devonian, the Kellwasser, and Hangenberg Events. Advocates: Shannon K. Brophy; Ekaterina Larina; Jone
Naujokaityte; James D. Witts; Kathleen A. Ritterbush

INDUSTRY TRACKS Look for these icons, which identify sessions in the following areas:

Economic Geology Energy Engineering Hydrogeology and
Environmental Geology

26 GSA Today | May 2020