Thallium Isotopic Evidence for Widespread Late Devonian Marine Anoxia

Matthew LeRoy1, Benjamin C Gill1, Theodore R Them II2 and Jeremy D Owens3, (1)Virginia Polytechnic Institute and State University, Blacksburg, VA, United States, (2)College of Charleston, Geology and Environmental Geosciences, Charleston, SC, United States, (3)Florida State University, Earth, Ocean and Atmospheric Science, Tallahassee, FL, United States