Geological Society of America

8:00 AM

Archean life detection: Organic geochemical evidence for life in Archean rocks identified by pyrolysis-GC-MS and supervised machine learning

Robert Hazen, Carnegie Institution for Science, Earth and Planets Laboratory, Washington, DC and Michael Wong, Carnegie Institution for Science, Earth and Planets Laboratory, Washington, DC and Anirudh Prabhu, Carnegie Institution for Science, Earth and Planets Laboratory, Washington, DC

412025 (Technical Sessions)

8:15 AM

Information Revolutions in the History of Life: Origin of the “Immense World”

Roy Plotnick, University of Illinois Chicago, Chicago, IL

411955 (Technical Sessions)

8:30 AM

Applying CT (Computed Tomography) to Characterize Middle Jurassic Thrombolites, Cody, Wyoming

Mitchell Baker, Wichita State University, Wichita, KS and William Parcell, Wichita State University, Wichita, KS

413986 (Technical Sessions)

8:45 AM

A Seed Plant Reproductive Morphospace

Andrew Leslie, Stanford University, Stanford, CA and Marco D'Ario, Stanford University, Stanford, CA

412928 (Technical Sessions)

9:00 AM

Is Mazon Creek’s “Dasyleptus” sp. a true member of the genus Dasyleptus?

Thomas Carr, University of Wisconsin - Milwaukee, Milwaukee, WI and Victoria McCoy, University of Wisconsin - Milwaukee, Milwaukee, WI

413185 (Technical Sessions)

9:15 AM

Protoceratopsid (Dinosauria, Neoceratopsia) Diversity and its Biostratigraphic Implications

Minyoung Son, University of Minnesota, Twin Cities, Minneapolis, MN and Peter Makovicky, University of Minnesota, Twin Cities, Minneapolis, Minnesota

414932 (Technical Sessions)

9:30 AM

Vertebrate Biostratigraphy Suggests a Middle Campanian (<78.6 Ma) Age for the Teapot Sandstone in the “Mesaverde” Formation of the Oregon Basin Section, Park County, Wyoming

Andrew Farke, Alf Museum of Paleontology at The Webb Schools, Claremont, CA

413337 (Technical Sessions)

9:45 AM

Correlation of Middle Devonian (Eifelian) Sequences and Unconformities in Ohio-Indiana: Implications for Sequence Stratigraphy and Bioevents

Thomas Van Tassel, University of Cincinnati, Chatham, NY and Carlton Brett, Univ Cincinnati Department of Geosciences, Cincinnati, OH and Benjamin Dattilo, Purdue University Fort Wayne, Cincinnati, OH and Martin Welych-Flanagan, University of Cincinnati, Cincinnati, OH and Erika Danielsen, Ohio Geological Survey, Columbus, OH and Christopher Waid, Ohio Geologic Survey, Columbus, OH

412582 (Technical Sessions)

10:00 AM

Infestation of the Early Devonian crinoid meadow on the shelf of northern Gondwana

Michal Zaton, University of Silesia in Katowice, Sosnowiec and Gorzelak Przemyslaw, Institute of Paleobiology, Warszawa and Blazej Berkowski, Adam Mickiewicz University, Poznan and Mikolaj Zapalski, University of Warsaw, Warszawa and Michal Jakubowicz, Adam Mickiewicz University, Poznan and Mariusz Salamon, University of Silesia in Katowice, Sosnowiec and Stephen Kershaw, Brunel University, Uxbridge and Jan Krol, Adam Mickiewicz University, Poznan and Aleksander Majchrzyk, Jagiellonian University, Krakow

412975 (Technical Sessions)

10:15 AM

The Order of Survival: Clade Conflicts in Silurian Crinoids

Alysha Zazubec, University of Oklahoma, Norman, OK and Selina Cole, Sam Noble Museum & School of Geosciences, University of Oklahoma, Norman, OK

412276 (Technical Sessions)

10:30 AM

‘Dermal Armor’ Represents a Major Component of the Fossil Record for Late Triassic Tetrapods: Implications for Osteoderm Use in Phylogenetic Studies

Emily Patellos, University of Southern California, Los Angeles, California and Charles Woolley, Natural History Museum of Los Angeles County, Los Angeles, CA and David Bottjer, Univ Southern California Dept Earth Sci, Los Angeles, CA and Nathan Smith, Natural History Museum of Los Angeles County, Los Angeles, California

412348 (Technical Sessions)

10:45 AM

Phytoliths from Leaf Macrofossils Are Morphologically Consistent with Phytoliths from Related Extant Plants

Niall Whalen, Florida State University, Tallahassee, Florida

413908 (Technical Sessions)

11:00 AM

Terrestrial Paleotemperature and Phytolith Records Reveal Neotropical Mid to Late Miocene Cooling, Increased Humidity, and Non-Analog Forests

Elena Stiles, University of Washington, Seattle, WA and Katharine Huntington, U Washington, Seattle, WA and Daniel Góngora Blanco, Instituto Geográfico Agustín Codazzi, Bogotá and Lin Li, University of Arizona, Tucson, AZ and Federico Moreno, California Institute of Technology, Pasadena, CA and Carlos Jaramillo, Smithsonian Tropical Research Institute, Ancon and Rene López Camacho, Universidad Distrital, Bogotá and Andrés Torrejano, Instituto de Investigación de Recursos Biológicos Alexander von Humboldt, Bogotá and Lina Pérez-Ángel, Brown University, Providence, RI and Nitzan Yanay, University of Arizona, Tucson, AZ and David Dettman, University of Arizona, Tucson, AZ and Carmala Garzione, University of Arizona, Tucson, AZ and Caroline Strömberg, University of Washington, Seattle, WA and Camilo Montes, Universidad del Norte, Geociencias, Barranquilla and Jaime Escobar, Universidad del Norte, Barranquilla, Atlantico and Andrew Schauer, University of Washington, Seattle, WA and Zhennan Wang, University of Arizona, Tucson, AZ and Andrés Felipe Vanegas, Museo de Historia Natural La Tatacoa, La Victoria and César Perdomo, Museo La Tormenta, Villavieja

413992 (Technical Sessions)

11:30 AM

Phylogeny and Systematics of Calymenina (Trilobita)

Titouan Camus, University of Iowa, Iowa City, IA and Muriel Vidal, Université de Brest, CNRS, Ifremer, Plouzané and Catherine Crônier, Université de Lille, Lille and Jonathan Adrain, University of Iowa, Iowa City, IA

414726 (Technical Sessions)

11:45 AM

Diversity-Disparity Dynamics Vary Significantly Across Major Marine Animal Clades

Philip Novack-Gottshall, Benedictine University, Lisle, IL

413076 (Technical Sessions)

101 Paleontology, Biogeography/Biostratigraphy & Phylogenetic/Morphological Patterns

Participants

Presentations