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

THOMPSON STIEGLER, Melanie¹, LOWE, Donald R.¹ and BYERLY, Gary R.², (1)Geological & Environmental Sciences, Stanford University, Braun Hall, Bldg. 320, Stanford, CA 94305, (2)Dept. of Geology and Geophysics, Louisiana State University, Baton Rouge, LA 70803, melanie9@stanford.edu, melanie9@stanford.edu

ERIKSSON, Kenneth A., Department of Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24061 and WILDE, Simon, Applied Geology, Curtin University of Technology, Perth, 6102, Australia, kaeson@vt.edu, kaeson@vt.edu

JOHNSON, Ian, NASA Astrobiology Institute and Department of Geosciences, Penn State University, University Park, PA 16802, WATANABE, Yumiko, NASA Astrobiology Institute and Department of Geosciences, The Pennsylvania State University, University Park, PA 16802, YAMAGUCHI, Kosei, Precambrian Ecosystem Lab, JAMSTEC, Yokosuka, 237-0061, Japan, HAMASAKI, Hiroshi, NASA Astrobiology Institute and Department of Geosciences, The Pennsylvania State University, 434 Deike Bldg, University Park, PA 16802 and OHMOTO, Hiroshi, NASA Astrobiology Institute and Department of Geosciences, The Pennsylvania State University, 435 Deike Bldg, University Park, PA 16803, ijohnson@geosc.psu.edu, ijohnson@geosc.psu.edu

WILSON, Jonathan P.¹, JOHNSTON, David T.², KNOLL, Andrew H.², FISCHER, Woodward W.³, GROTZINGER, John P.⁴, WALTER, Malcolm R.⁵, SIMON, Melvin⁶, ABELSON, John⁶ and 2007 AGOURON ADVANCED GEOBIOLOGY SUMMER COURSE, The Members of The⁷, (1)Earth and Planetary Sciences, Harvard University, Botanical Museum 51, 26 Oxford St, Cambridge, MA 02138, (2)Organismic and Evolutionary Biology, Harvard University, 26 Oxford Street, Cambridge, MA 02138, (3)Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, CA 91125, (4)Earth and Planetary Sciences, Caltech, 1200 E. California Ave, Pasadena, CA 91125, (5)Earth and Planetary Sciences, Australian Centre for Astrobiology, Macquarie Univ, New South Wales, 2109, Australia, (6)Division of Biology, California Institute of Technology, 1200 E. California Blvd, Pasadena, CA 91125, (7)Ed Stolper – Caltech, Roger Summons – MIT, Abby Allwood – JPL, Miriam Andres – Chevron, Crystal Gammon – Caltech, Sky Rashby – Caltech, Maia Schweizer – Caltech, Wes Watters – MIT, jpwilson@fas.harvard.edu, jpwilson@fas.harvard.edu

AHN, Soo-Yeun, The School of Earth Sciences, The Ohio State University, 275 Mendenhall Laboratory, 125 S. Oval Mall, Columbus, OH 43210, BABCOCK, Loren E., School of Earth Sciences, The Ohio State University, 275 Mendenhall Laboratory, 125 S. Oval Mall, Columbus, OH 43210, REES, Margaret N., Public Lands Institute, University of Nevada, Las Vegas, 4505 S. Maryland Parkway Box 452040, Las Vegas, NV 89154 and HOLLINGSWORTH, J. Stewart, Institute for Cambrian Studies, 729 25 Road, Grand Junction, CO 81505, ahn.106@osu.edu, ahn.106@osu.edu

PARTIN, Camille and SADLER, Peter, Department of Earth Sciences, University of California, Riverside, CA 92521, camille.partin@gmail.com, camille.partin@gmail.com

DILLON, Jessica-Ann M., Department of Geological Sciences, California State University Northridge, 18111 Nordhoff St, Northrige, CA 91330-8266 and MIRANDA, Elena A., Department of Geological Sciences, California State University at Northridge, 18111 Nordhoff Street, Northridge, CA 91330-8266, jmd16034@csun.edu, jmd16034@csun.edu

IZAGUIRRE, Aldo, Centro de Geociencias, Universidad Nacional Autónoma de México, Querétaro, 76230, Mexico, IRIONDO, Alex, Centro de Geociencias, Universidad Nacional Autónoma de México, Campus Juriquilla, Querétaro, C.P. 76230, Mexico, WOODEN, Joseph L., U.S.G.S.-Stanford Ion Probe Laboratory, Stanford, CA 94305, BUDAHN, James R., U.S. Geological Survey, Denver Federal Center, Denver, CO 80225 and SCHAAF II, Peter, Instituto de Geofísica, Universidad Nacional Autónoma de Mexico, México,D.F, 04510, Mexico, aldoizapo@geociencias.unam.mx, aldoizapo@geociencias.unam.mx

GUTÍERREZ-CORONADO, Alejandro¹, IRIONDO, Alex², RODRÍGUEZ-CASTAÑEDA, José Luis³, WOODEN, Joseph L.⁴, BUDAHN, James R.⁵, LOZANO-SANTA CRUZ, Rufino⁶ and HERNÁNDEZ-TREVIÑO, Teodoro⁶, (1)Instituto de Geología (ERNO), Universidad Nacional Autónoma de México, Hermosillo, 83000, Mexico, (2)Centro de Geociencias, Universidad Nacional Autónoma de México, Campus Juriquilla, Querétaro, C.P. 76230, Mexico, (3)Instituto de Geología, UNAM, Aptdo Postal 1039, Hermosillo, 83000, Mexico, (4)U.S.G.S.-Stanford Ion Probe Laboratory, Stanford, CA 94305, (5)U.S. Geological Survey, Box 25046, Mail Stop 964, Denver Federal Center, Denver, CO 80225, (6)Instituto de Geología, Universidad Nacional Autónoma de México, Mexico City, 04510, Mexico, alejandro_gutierrez_99@hotmail.com, alejandro_gutierrez_99@hotmail.com

ARVIZU, Harim E.¹, IRIONDO, Alex², CHÁVEZ-CABELLO, Gabriel¹, KAMENOV, G.D.³, FOSTER, David A.⁴, LOZANO-SANTA CRUZ, Rufino⁵ and SOLÍS-PICHARDO, Gabriela⁵, (1)Facultad de Ciencias de la Tierra, Universidad Autónoma de Nuevo León, Linares, 67700, Mexico, (2)Centro de Geociencias, Universidad Nacional Autónoma de México, Campus Juriquilla, Querétaro, C.P. 76230, Mexico, (3)Department of Geological Sciences, University of Florida, Gainesville, FL 32611, (4)Department of Geological Sciences, University of Florida, PO Box 112120, Gainesville, FL 32611, (5)Instituto de Geología, Universidad Nacional Autónoma de México, Mexico City, 04510, Mexico, harimarvizu@geociencias.unam.mx, harimarvizu@geociencias.unam.mx

ENRÍQUEZ-CASTILLO, Mónica A.¹, IRIONDO, Alex² and CHÁVEZ-CABELLO, Gabriel¹, (1)Facultad de Ciencias de la Tierra, Universidad Autónoma de Nuevo León, Linares, 67700, Mexico, (2)Centro de Geociencias, Universidad Nacional Autónoma de México, Campus Juriquilla, Querétaro, C.P. 76230, Mexico, cometa_x@hotmail.com, cometa_x@hotmail.com

IRIONDO, Alex, Centro de Geociencias, Universidad Nacional Autónoma de México, Campus Juriquilla, Querétaro, C.P. 76230, Mexico, KAMENOV, G.D., Department of Geological Sciences, University of Florida, Gainesville, FL 32611 and FOSTER, David A., Department of Geological Sciences, University of Florida, PO Box 112120, Gainesville, FL 32611, iriondo@geociencias.unam.mx, iriondo@geociencias.unam.mx

GRAY, Walt¹, SMITH, Robert K.² and GIBBS, Tyson R.², (1)University of Texas at San Antonio, One UTSA Circle, San Antonio, TX 78249, (2)Department of Geological Sciences, University of Texas at San Antonio, San Antonio, TX 78249, Walter.Gray@utsa.edu, Walter.Gray@utsa.edu

GÖBEL, Volker W., Dept. of Geology, Stephen F. Austin State Univ, P.O. Box 13011 SFA, Nacogdoches, TX 75962-3011 and MORRIS, Jace A., Comstock Resources Inc, 5300 Town and Country Blvd. #500, Frisco, TX 75034, jacemorris@gmail.com, jacemorris@gmail.com

DAHL, Peter S., Department of Geology, Kent State Univ, Kent, OH 44242, FREI, Robert, Institute of Geography and Geology, University of Copenhagen, Øster Voldgade 10, Copenhagen, DK-1350, Denmark and WHITEHOUSE, Martin J., Swedish Museum of Natural History, Box 50007, Frescativägen 40, Stockholm, SE-104 05, Sweden, pdahl@geology.kent.edu, pdahl@geology.kent.edu

GHOSH, Amiya K., Department of Geology, Kent State University, Kent, OH 44242, FREI, Robert, Institute of Geography and Geology, University of Copenhagen, Øster Voldgade 10, Copenhagen, DK-1350, Denmark, WHITEHOUSE, Martin J., Swedish Museum of Natural History, Box 50007, Frescativägen 40, Stockholm, SE-104 05, Sweden and DAHL, Peter S., Department of Geology, Kent State Univ, Kent, OH 44242, aghosh3@kent.edu, aghosh3@kent.edu

HARK, Jessica S., Department of Geology, Kent State University, Kent, OH 44242, FREI, Robert, Institute of Geography and Geology, University of Copenhagen, Øster Voldgade 10, Copenhagen, DK-1350, Denmark, WHITEHOUSE, Martin J., Swedish Museum of Natural History, Box 50007, Frescativägen 40, Stockholm, SE-104 05, Sweden and DAHL, Peter S., Department of Geology, Kent State Univ, Kent, OH 44242, jhark@kent.edu, jhark@kent.edu

FINLEY-BLASI, Lee¹, FROST, Carol D.¹, SWAPP, Susan M.², FROST, B. Ronald³ and FITZ-GERALD, Braden¹, (1)Department of Geology and Geophysics, University of Wyoming, Dept. 3006, 1000 University Avenue, Laramie, WY 82071, (2)Geology and Geophysics, University of Wyoming, Laramie, WY 82071, (3)Department of Geology and Geophysics, University of Wyoming, Laramie, 82071, lfinleyb@uwyo.edu, lfinleyb@uwyo.edu

SWAPP, Susan M., FROST, Carol D., FROST, B. Ronald, FINLEY-BLASI, Lee and FITZ-GERALD, Braden, Department of Geology and Geophysics, University of Wyoming, Dept. 3006, 1000 University Avenue, Laramie, WY 82071, swapp@uwyo.edu, swapp@uwyo.edu

LINK, Paul K., Geosciences, Idaho State University, Pocatello, ID 83209 and JOHNSTON, Scott, Geosciences, University of Arizona, Tucson, AZ 85721, linkpaul@isu.edu, linkpaul@isu.edu

SLACK, John F., MS-954 National Ctr, US Geol Survey, 12201 Sunrise Valley Dr, Reston, VA 20192 and CANNON, William F., US Geological Survey, 954 National Ctr, Reston, VA 20192, jfslack@usgs.gov, jfslack@usgs.gov

DA SILVA FILHO, Adejardo¹, GUIMARAES, Ignez¹ and ARMSTRONG, Richard², (1)Geologia, Universidade Federal de Pernambuco, Av Moraes Rego, S/N, Recife, 50734-000, Brazil, (2)Research School of Earth Sciences, The Australian National University, Mills Road, Canberra A.C.T, 0200, Australia, afsf@ufpe.br, afsf@ufpe.br

KHOO, Mei Ai¹, RAMEZANI, Jahandar² and THOMPSON, Margaret D.¹, (1)Department of Geosciences, Wellesley College, Wellesley, MA 02481, (2)Department of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139, mthompson@wellesley.edu, mthompson@wellesley.edu

DEAN, Sarah¹, PINAN-LLAMAS, Aranzazu², JOHANSSON, Leif³, REIMINK, Jesse¹ and HANSEN, Edward C.⁴, (1)Geological and Environmental Sciences, Hope College, Holland, MI 49423, (2)Department of Geological and Environmental Sciences, Hope College, P.O. Box 9000, Holland, MI 49422-9000, (3)Geology Department, Lund University, Lund, Sweden, (4)Geological and Environmental Sciences Department, Hope College, 35 E. 12th Street, Holland, MI 49423, sarah.dean@hope.edu, sarah.dean@hope.edu

LONG, Leon E., Department of Geological Sciences, University of Texas, Austin, TX 78712 and HASSAN, Adel M., Department of Geology, Tanta University, Tanta, Egypt, leonlong@mail.utexas.edu, leonlong@mail.utexas.edu

RAHARIMAHEFA, Tsilavo, Earth & Atmospheric Sciences, St. Louis University, 3642 Lindell Blvd, St. Louis, MO 63108 and KUSKY, Timothy M., Department of Earth and Atmospheric Sciences, Saint Louis Univ, 329 Macelwane Hall, 3507 Laclede Ave, St. Louis, MO 63103, raharit@gmail.com, raharit@gmail.com