WYSESSION, Michael E., Earth and Planetary Sciences, Washington University in St. Louis, St. Louis, MO 63130-4899, BUDD, David A., Department of Geological Sciences, University of Colorado at Boulder, 2200 Colorado Ave, Boulder, CO 80309, CONKLIN, Martha H., School of Engineering, University of California, Merced, P.O. Box 2039, Merced, CA 95344, KAPPEL, Ellen, Geo Prose, Bethesda, MD 20816, LADUE, Nicole, Geological Sciences, Michigan State University, 206 Natural Science Building, East Lansing, MI 48824, RAYNOLDS, Robert G., Denver Museum of Nature & Science, 2001 Colorado Blvd, Denver, CO 80205, RIDKY, Robert W., U.S. Geological Survey, Reston, VA 20192, ROSS, Robert M., Paleontological Research Institution, 1259 Trumansburg Road, Ithaca, NY 14850, TEWKSBURY, Barbara J., Dept of Geosciences, Hamilton College, Clinton, NY 13323-1218 and TUDDENHAM, Peter, College of Exploration, Potomac Falls, VA 20165, michael@wucore.wustl.edu, michael@wucore.wustl.edu