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GSA 2020 Connects Online

Session No. 244
Friday, 30 October 2020: 10:00 AM-2:00 PM

T63. The Ordovician Earth: New Insights to Environmental and Biotic Responses in the Fossil and Rock Record II

Paleontological Society; IGCP652; IGCP653

 

Julie De Weirdt, Matthias Sinnesael, Christopher T. Conwell, Joshua B. Zimmt, Y. Datu Adiatma and Teresa D. Avila, Advocates
Paper #
Start Time
244-1
10:00 AM
THE ORDOVICIAN TIMESCALE, 2020 (Invited Presentation)
GOLDMAN, Daniel, Department of Geology, University of Dayton, 300 College Park, Dayton, OH 45469, SADLER, Peter M., Department of Eath Sciences, University of California - Riverside, 900 University Ave., Riverside, CA 92521, LESLIE, Stephen A., Geology and Environmental Science, James Madison University, 395 S. High St., Room 7335, Harrisonburg, VA 22807 and MELCHIN, Michael, Dept. of Earth Sciences, St. Francis Xavier Univ, Antigonish, NS B2G 2V5, Canada
 
10:15 AM
Additional discussion
244-2
10:20 AM
SIBUMASU PROVIDES NEW INSIGHTS INTO THE NORTHERN GONDWANAN MARGIN ACROSS THE CAMBRO-ORDOVICIAN BOUNDARY
WERNETTE, Shelly J., Earth and Planetary Sciences, University of California, Riverside, 900 University Ave, Riverside, CA 72507, HUGHES, Nigel C., Department of Earth Sciences, University of California, Riverside, Riverside, CA 92521, MYROW, Paul M., Department of Geology, Colorado College, Colorado Springs, CO 80903, SCHOENE, Blair, Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544 and MCKENZIE, N. Ryan, Department of Earth Sciences, University of Hong Kong, Pokfulam, Hong Kong
244-3
10:35 AM
ESTIMATING DISPERSAL AND EVOLUTIONARY DYNAMICS IN DIPLOPORAN BLASTOZOANS (ECHINODERMATA) ACROSS THE GREAT ORDOVICIAN BIODIVERSIFICATION EVENT
SHEFFIELD, Sarah L., School of Geosciences, The University of South Florida, 4202 E. Fowler Ave, NES 107, Tampa, FL 33620, LAM, Adriane R., Geological Sciences and Environmental Studies, Binghamton University, 4400 Vestal Parkway East, Binghamton, NY 13902 and MATZKE, Nicholas J., Biological Sciences, The University of Auckland, Auckland, 1010, New Zealand
244-4
10:50 AM
HOW DOES NICHE EVOLUTION CONTRIBUTE TO DIVERSIFICATION? A TEST USING ECOLOGICAL NICHE MODELLING TO EXAMINE LAURENTIAN BRACHIOPODS DURING THE ORDOVICIAN
PURCELL, Ceara K.Q., Geological Sciences Department, Ohio University, 139 University Terrace, Athens, OH 45701 and STIGALL, Alycia L., Department of Geological Sciences and OHIO Center for Ecology and Evolutionary Studies, Ohio University, 316 Clippinger Laboratories, Athens, OH 45701
 
11:05 AM
Break and time for additional discussion
244-5
11:15 AM
INSIGHTS INTO THE LATE ORDOVICIAN PALEOENVIRONMENT BASED ON STRATIGRAPHIC EVIDENCE RECORDED IN SANDBIAN-KATIAN ROCKS OF THE SOUTHEASTERN MARGIN OF LAURENTIA
ROBINET, Richard M.1, HERRMANN, Achim D.1, HAYNES, John T.2 and LESLIE, Stephen A.2, (1)Coastal Studies Institute and Department of Geology & Geophysics, Louisiana State University, Baton Rouge, LA 70803, (2)Department of Geology and Environmental Sciences, James Madison University, Harrisonburg, VA 22807
244-6
11:30 AM
INVESTIGATION OF DRIVING MECHANISMS FOR TWO BIOTIC INCURSIONS OF THE MOHAWKIAN SERIES (LOWER KATIAN STAGE) INTO CINCINNATIAN SERIES, NORTHERN KENTUCKY
CHIARELLO, Josephine, Department of Geology, University of Cincinnati, 500 Geology Physics Building, Cininnati, OH 45221 and BRETT, C.E., Department of Geology, University of Cincinnati, 500 Geology/Physics Building, Cincinnati, OH 45221-0013
 
11:40 AM
Wrapping up and Question & Answer
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