ACKNOWLEDGMENTS
We thank the sponsoring companies of NARG for their continued financial, logistical, and scientific support, and H. Kuhlmann at the IODP Bremen Core Repository, Germany, for his access to the data and hospitality at the facility. We also thank A. Murray (University of Alberta), C. Fielitz (Emory & Henry College), and editor C. Underwood for their thorough and constructive comments.