2008 Joint Meeting of The Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, Gulf Coast Association of Geological Societies with the Gulf Coast Section of SEPM

WEIKART, Jody Leigh, Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, SELIGMAN, Angela Nicole, University of Oregon, 1272 University of Oregon, Eugene, OR 97403 and RIGGS, Nancy, School of Earth Sciences and Environmental Sustainability, Northern Arizona Univ, PO Box 4099, Flagstaff, AZ 86011-4099, nancy.riggs@nau.edu, nancy.riggs@nau.edu

HERNANDEZ MENDEZ, Gianna L.¹, STOCK, Joann M.², VIDAL SOLANO, Jesus R.³ and PAZ MORENO, Francisco A.³, (1)Geological and Planetary Sciences, California Institute of Technology, 1200 E California Blvd, MC 170-25, Pasadena, CA 91125, (2)Seismological Laboratory, California Institute of Technology, 1200 E California Blvd, MC 252-21, Pasadena, CA 91125, (3)Geologia, Universidad de Sonora, Apdo Postal 847, Hermosillo, 83000, Mexico, gianna@gps.caltech.edu, gianna@gps.caltech.edu

ELKINS-TANTON, Linda, Earth, Atmospheric, and Planetary Sciences, MIT, 77 Massachusetts Ave 54-824, Cambridge, MA 01772 and UKSTINS PEATE, Ingrid, Department of Geoscience, University of Iowa, 121 Trowbridge Hall, Iowa City, IA 52242, ingrid-peate@uiowa.edu, ingrid-peate@uiowa.edu

HERRERA, Juan S., Earth and Atmospheric Sciences, Purdue University, 550 Stadium Mall Dr, West Lafayette, IN 47907, BORRERO, Carlos A., Geology Dept, Caldas University, Calle 65 # 26-10, Manizales, 57, Colombia and LOPEZ, Sergio A., Geology, University of EAFIT, Carrera 49 # 7 sur-50, Medellin, 57, Colombia, jsherrer@purdue.edu, jsherrer@purdue.edu