STOLFUS, Brittany, University of IowaDepartment of Earth and Environmental, 115 Trowbridge Hall, Iowa City, IA 52242-1319, ALLMAN, Lindsi, 3533 Cypress Hawk Ln, Tallahassee, FL 32310-6356, CRAMER, Bradley, Department of Earth and Environmental Sciences, University of Iowa, 115 Trowbridge Hall, Iowa City, IA 52242, YOUNG, Seth, Earth Ocean and Atmospheric Science, Florida State University, 3533 Cypress Hawk Lane, Tallahassee, FL 32310, CALNER, Mikael, Department of Geology, Lund University, Sölvegatan 12, Lund, SE-223 62, Sweden, HARTKE, Emma, Department of Geosciences, Penn State University, University Park, PA 16802, OBORNY, Stephan, Kansas Geological Survey, University of Kansas, 1930 Constant Ave, Lawrence, KS 66047-3724 and BANCROFT, Alyssa M., Iowa Geological Survey, University of Iowa, 340 Trowbridge Hall, Iowa City, IA 52242