BUCHANAN, John Wesley II¹, BOWMAN, Dannena R.², STELTENPOHL, Mark G.², HAMES, Willis E.², AUGLAND, Lars Eivind³, and ANDRESEN, Arild³, (1) Department of Geology and Geological Engineering, Colorado School of Mines, 1516 Illinois Street, Golden, CO 80401, jbuchana@mines.edu, (2) Department of Geology and Geography, Auburn University, 210 Petrie Hall, Auburn, AL 36849, (3) Dept. of Geosciences, University of Oslo, PO Box 1047, Blindern, Oslo, 0316, Norway

CHANDONAIS, Daniel R., Department of Geology, Bowling Green State University, Overman Hall, Bowling Green, OH 43403, daniel.chandonais@gmail.com and ONASCH, Charles, Dept. of Geology, Bowling Green St. Univ, Bowling Green, OH 43403

HOLLIS, John and BAILEY, Christopher, Geology, College of William and Mary, P.O. Box 8795, Williamsburg, VA 23187-8795, jshollis@email.wm.edu

REHRER, Justin R., HUEBNER, Matthew T., and HATCHER, Robert D. Jr, Earth and Planetary Sciences, University of Tennessee-Knoxville, 306 Earth and Planetary Sciences Building, Knoxville, TN 37996-1410, jrehrer@utk.edu

HAWKINS, John F., STELTENPOHL, Mark G., and ABRAHAMS, Joel B., Department of Geology and Geography, Auburn University, 210 Petrie Hall, Auburn, AL 36849, jfh0005@auburn.edu

PETERSON, Dana E., Department of Geoscience, University of Wisconsin-Madison, 1215 W Dayton St, Madison, WI 53706, depeterson@wisc.edu, KRUCKENBERG, Seth C., Earth and Environmental Sciences, Boston College, Devlin Hall 213, 140 Commonwealth Ave, Chestnut Hill, MA 02467, MICHELS, Z.D., Department of Geoscience, University of Wisconsin - Madison, 1215 W. Dayton St, Madison, WI 53706, and TIKOFF, Basil, Department of Geoscience, University of Wisconsin - Madison, 1215 W Dayton St, Madison, WI 53706

TEWKSBURY, Barbara J.¹, TARABEES, Elhamy², LACIANO, Peter J.¹, and YU, Clifford H.¹, (1) Dept of Geosciences, Hamilton College, 198 College Hill Rd, Clinton, NY 13323-1218, btewksbu@hamilton.edu, (2) Faculty of Science, Damanhour University, 22 Galal street, Damanhour, 22516, Egypt

TEWKSBURY, Barbara J., Dept of Geosciences, Hamilton College, 198 College Hill Rd, Clinton, NY 13323-1218, btewksbu@hamilton.edu, KATTENHORN, Simon A., Geological Sciences, University of Idaho, 875 Perimeter Drive MS 3022, Moscow, ID 83844-3022, MEHRTENS, Charlotte, Geology, University of Vermont, 314 Delehanty Hall, Burlington, VT 05305-1703, HOGAN, John P., Geological Sciences and Engineering, University of Missouri-Rolla, 127 McNutt Hall, Rolla, MO 65401, and EL-HADDAD, Abd Elaziz A., Department of Geology, Sohag University, Naser City Street, Sohag, 42888, Egypt

ALDOUKHI, Hanadi, Department of Geological Sciences and Engineering, Missouri University of Science and Technology, Rolla, MO 65409, habp6@mst.edu and ABDELSALAM, Mohamed, Boone Pickens School of Geology, Oklahoma State University, Noble Research Center, Stillwater, OK 74078

SILVERSTEIN, Joshua¹, MENGESHA, Luelseged², YILMA, Girma², and ABDELSALAM, Mohamed³, (1) Department of Geological Sciences and Engineering, Missouri University of Science and Technology, Rolla, MO 65409, js2p4@mst.edu, (2) School of Earth Sciences, Addis Ababa University, Addis Ababa, Ethiopia, (3) Boone Pickens School of Geology, Oklahoma State University, Noble Research Center, Stillwater, OK 74078

ALVAREZ NARANJO, Angelica, Missouri University of Science and Technology, 129 McNutt Hall 1400 N Bishop Avenue, Rolla, MO 65409, aa459@mst.edu, HOGAN, John P., Geological Sciences and Engineering, Missouri University of Science and Technology, 129 McNutt Hall, Rolla, MO 65409, and ABDELSALAM, Mohamed G., Geological Sciences and Engineering, Missouri University of Science & Technology, 129 McNutt Hall, Rolla, MO 65409

BUCKLEY, Kourtney, Boone Pickens Schools of Geology, Oklahoma State University, Stillwater, OK 74074, kourtney.buckley@okstate.edu, FABER, Ethan, Department of Geological Sciences and Engineering, Missouri Science and Technology, Rolla, MO 65401, YIRGU, Gezahegn, Addis Ababa, Ethiopia, and ABDELSALAM, Mohamed, Boone Pickens School of Geology, Oklahoma State University, Noble Research Center, Stillwater, OK 74078

INGRAM, Jeffrey S., Geological Sciences, University of Missouri, 101 Geological Sciences Bldg, Columbia, MO 65211, jsi6f8@mail.missouri.edu and BAUER, Robert L., Department of Geological Sciences, University of Missouri, 101 Geological Sciences Bldg, Columbia, MO 65211

MACHEK, Ashley, Geosciences, University of Massachusetts (Amherst), 611 North Pleasant St, Amherst, MA 01003, amachek@geo.umass.edu and WILLIAMS, Michael L., Dept. of Geosciences, University of Massachusetts, Amherst, 611 North Pleasant Street, 233 Morrill Science Center, Amherst, MA 01003

JONES, Kevin W., Department of Geology and Geography, Auburn University, Auburn, AL 36860, kwj0002@auburn.edu, STELTENPOHL, Mark, Department of Geology and Geography, Auburn University, Auburn, AL 36849, and HAWKINS, John, Geology and Geography, Auburn University, Auburn, AL 36849

CHIARENZELLI, Jeffrey R., Department of Geology, St. Lawrence University, Canton, NY 13617, jchiarenzelli@stlawu.edu, VALENTINO, David W., Department of Earth and Environmental Sciences, State University of New York at Oswego, Oswego, NY 13126, and ORNDORFF, William D., Virginia Department of Conservation and Recreation Natural Heritage Program, 8 Radford St, Christiansburg, VA 24073

JONES, Rebecca H., Department of Earth and Atmospheric Sciences, Central Michigan University, 320 Brooks Hall, Mt. Pleasant, MI 48859, jones2rh@cmich.edu, MORGAN, Sven, Department of Earth and Atmospheric Sciences, Central Michigan University, 314 Brooks Hall, Mount Pleasant, MI 48859, STUDENT, James J., Department of Earth and Atmospheric Sciences, Central Michigan University, 314 Brooks Hall, Mt. Pleasant, MI 48859, CONNER, Jeremy, Department of Earth & Atmospheric Sciences, Central Michigan University, 314 Brooks Hall, Mount Pleasant, MI 48858, and HORSMAN, Eric, Dept. of Geological Sciences, East Carolina University, Greenville, NC 27858

CALHOUN, Justin J., Geosciences, University of Wisconsin-Milwaukee, 3209 North Maryland Avenue, Milwaukee, WI 53211, jcalhoun@uwm.edu, CZECK, Dyanna M., Geosciences, University of Wisconsin - Milwaukee, P.O. Box 413, Milwaukee, WI 53201, and TIKOFF, Basil, Department of Geoscience, University of Wisconsin - Madison, 1215 W Dayton St, Madison, WI 53706

ESCAMILLA-CASAS, José C., Área Académica de Ciencias de la Tierra y Materiales, Universidad Autonoma del Estado de Hidalgo, Carretera Pachuca-Tulancingo, km 4.5, Pachuca, 42184, Mexico, jocesca@uaeh.reduaeh.mx, PINAN-LLAMAS, Aranzazu, Department of Geosciences, IPFW, 2101 E. Coliseum Blvd, Fort Wayne, IN 46805, CASTRO-GOVEA, Renato, Instituto Mexicano del Petróleo, Programa de Geología de Exploración y Explotación, Eje Central Lázaro Cárdenas Norte 152, Col. San Bartolo Atepehuacan, Distrito Federal, 07730, Mexico, JUÁREZ-AGUILAR, Ricardo, Universidad Autónoma del Estado de Hidalgo, Area Ciencias de la Tierra y Materiales, Carretera Pachuca - Tulancingo Km 4.5, Col. Carboneras, Mineral de la Reforma, 42184, Mexico, and TAPIA-IGNACIO, Mayra, Universidad Autónoma del Estado de Hidalgo, Área Académica de Ciencias de la Tierra y Materiales, Carretera Pachuca - Tulancingo Km 4.5, Col. Carboneras, Mineral de la Reforma, 42184, Mexico

BAKER, Elizabeth P., GeoCorps America, National Park Service, John Day Fossil Beds National Monument, 32651 Highway 19, Kimberly, OR 97848, ebaker3@u.rochester.edu, MCKNIGHT, Meghan L., Geology Department, Allegheny College, 520 North Main St, Meadville, PA 16335, SAMUELS, Joshua X., National Park Service, John Day Fossil Beds National Monument, 32651 Hwy 19, Kimberly, OR 97848, and MITRA, Gautam, Department of Earth & Environmental Sciences, University of Rochester, 208A Hutchison Hall, Rochester, NY 14627

JACKSON, William T. Jr¹, BARTHOLOMEW, Mervin J.², DUPRÈ, William R.³, ARMSTRONG, Taylor F.², and STEWART, Kevin⁴, (1) Earth Sciences, University of Memphis, Memphis, TN 38152, wtjckson@memphis.edu, (2) Earth Sciences, University of Memphis, Memphis, TN 38152, (3) Department of Geosciences, University of Houston, Houston, TX 77204-5007, (4) Geological Sciences, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599-3315

ELLIS, Trevor, Department of Geological Sciences and Engineering, Missouri University of Science and Technology, Rolla, MO 65401, tcegyf@mst.edu, HOGAN, John P., Geological Sciences and Engineering, Missouri University of Science and Technology, 129 McNutt Hall, Rolla, MO 65409, and TEWKSBURY, Barbara, Department of Geosciences, Hamilton college, 198 College Hill Rd, Clinton, NY 13323

GRAY, Keith D., School of the Environment, Washington State University, PO Box 642812, Pullman, WA 99164-2812, kd.gray@email.wsu.edu, BLAKE, David E., Department of Geography and Geology, University of North Carolina Wilmington, 601 South College Road, Wilmington, NC 28403-5944, and VALLIER, Tracy L., P.O. Box 14097, South Lake Tahoe, CA 96151