CRIBB, Alison1, VAN DE VELDE, Sebastiaan J.2, BERELSON, Will1, CORSETTI, Frank3 and BOTTJER, David4, (1)Department of Earth Sciences, University of Southern California, 3651 Trousdale Pkwy, Los Angeles, CA 90089, (2)Biogeochimie et Modelisation du Systeme Terre, Universite Libre de Bruxelles, Brussels, Belgium; Operational Directorate Natural Environment, Royal Belgian Institute of Natural Sciences, Brussels, Belgium, (3)Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089, (4)Department of Earth Sciences, University of Southern California, 3651 Trousdale Pkwy, ZHS 119, Los Angeles, CA 90089