AWRAMIK, Stanley M., Department of Earth Science, University of California, Santa Barbara, CA 93106, awramik@geol.ucsb.edu and BUCHHEIM, H. Paul, Department of Earth and Biological Sciences, Loma Linda University, Loma Linda, CA 92350

CORSETTI, Frank A.¹, DURAN M, Veronica², BOIDI, Flavia Jaquelina³, ACHBERGER, Amanda⁴, COX, Caitlin⁵, MILLS, Daniel B.⁶, PETRYSHYN, Victoria¹, FRANTZ, Carie M.¹, and SHAPIRO, Russell S.⁷, (1) Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089, fcorsett@usc.edu, (2) Department of Microbiology, Instituto de Astrobiologia Colombia, Bogota, 5101, Colombia, (3) Limla, Planta Piloto de Procesos Industriales Microbiológicos, Av. Belgrano y Pje. Caseros, San Miguel de Tucumán, 4000, Argentina, (4) Louisiana State University, Baton Rouge, LA 70803, (5) Earth and Atmospheric Sciences, Cornell University, Ithaca, NY 14850, (6) University of Southern Denmark, Odense, DK- 5230, Denmark, (7) Geological and Environmental Sciences, CSU Chico, Chico, CA 95929

FRANTZ, Carie M.¹, PETRYSHYN, Victoria A.¹, CORSETTI, Frank A.¹, BERELSON, William M.¹, MARENCO, Pedro J.², and TRIPATI, Aradhna³, (1) Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089, cfrantz@usc.edu, (2) Department of Geology, Bryn Mawr College, Bryn Mawr, PA 19010, (3) Department of Atmospheric and Ocean Sciences, UCLA, Los Angeles, CA 90095

SHAPIRO, Russell S., Geological and Environmental Sciences, CSU Chico, Chico, CA 95929, rsshapiro@csuchico.edu and CORSETTI, Frank A., Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089

BOHACS, Kevin¹, DEMKO, Tim¹, LAMB-WOZNIAK, Kathryn², KAZMAREK, Steven², LASH, Catherine E.³, CLEVELAND, David M.⁴, and ELESON, Jason², (1) ExxonMobil Upstream Rsch Co, 3120 Buffalo Speedway, Houston, TX 77096, Kevin.M.Bohacs@exxonmobil.com, (2) ExxonMobil Exploration Co, 436 Benmar St, Houston, TX 77123, (3) Earth Sciences, Montana State University, Bozeman, 1621 W. College St, Apt. #9, Bozeman, MT 59715, (4) Upstream Research Company, ExxonMobil, 3319 Mercer St, URC-SW640, Houston, TX 77027

ROBERTS, Jennifer A.¹, KENWARD, Paul A.¹, FOWLE, David¹, GOLDSTEIN, Robert², GONZALEZ, Luis A.³, and MOORE, David S.⁴, (1) Geology, University of Kansas, Multidisciplinary Research Building, 2030 Becker Dr, Lawrence, KS 66047, jenrob@ku.edu, (2) Geology, University of Kansas, Lawrence, KS 66044, (3) Department of Geology, University of Kansas, 1475 Jayhawk Blvd., Rm. 120, Lindley Hall, Lawrence, KS 66045, (4) Microscopy and Analytical Imaging Laboratory, University of Kansas, 1200 Sunnyside Ave, Lawrence, KS 66045

GOMEZ, Fernando J., LAC-Laboratorio de Analisis de Cuencas, CICTERRA-Centro de Investigaciones en Ciencias de la Tierra, FFEFyN-Universidad Nacional de Cordoba, Velez Sarsfield 1611 2do Piso Of 7, Cordoba, X5016GCA, Argentina, KAH, Linda C., Department of Earth & Planetary Sciences, University of Tennessee, Knoxville, TN 37996, BARTLEY, Julie K., Geology Department, Gustavus Adolphus College, St. Peter, MN 56082, jbartley@gustavus.edu, and ASTINI, Ricardo A., Laboratorio de Análisis de Cuencas, Universidad Nacional de Córdoba, Av. Velez Sarsfield 1611, 2º piso, of. 7, Córdoba, X5016GCA, Argentina

ROSEN, Michael R., US Geological Survey, 2730 North Deer Run Road, Carson City, NV 89701, mrosen@usgs.gov and WARDEN, John, Department of Geological Sciences, University of Texas - Austin, 2275 Speedway Stop C9000, Austin, TX 78712 – 1722

IBARRA, Yadira and CORSETTI, Frank A., Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089, yibarra@usc.edu