Paleogeographic changes across the Pennsylvanian-Permian boundary within the Mid-Continent (USA) inferred from detrital zircon geochronology of continental deposits

Michael J Soreghan, University of Oklahoma Norman Campus, School of Geosciences, Norman, United States and Gerilyn S Soreghan, School of Geology and Geophysics, Department of Geology and Geophysics, Norman, OK, United States