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, 20:54, 5 April 2021
Stratigraphic columns for Upper Cretaceous rocks from South Texas to Mississippi (Pearson, 2012). Shows reservoir rocks (Austin Chalk, Tokio and Eutaw Formations outlined in red), source rocks (Eagle Ford Group and Smackover Formation - not shown), and seals (Anacacho, Upson, Brownstown, and Mooreville Formations and Taylor Group.