2007 GSA Denver Annual Meeting (28–31 October 2007)

CHRISTENSEN, Philip R., School of Earth and Space Exploration, Arizona State University, PO Box 876305, Tempe, AZ 85287-6305, phil.christensen@asu.edu, phil.christensen@asu.edu

MURCHIE, Scott L., 2920 Timber Ridge Dr, Mount Airy, MD 21771-8001, Scott.Murchie@jhuapl.edu, Scott.Murchie@jhuapl.edu

JOHNSON, Jeffrey R., Astrogeology Team, U.S. Geological Survey, 2255 N. Gemini Drive, Flagstaff, AZ 86001, BELL III, James F., Cornell University, Ithaca, NY 14853 and FARRAND, William, Space Science Institute, boulder, CO 80301, jrjohnson@usgs.gov, jrjohnson@usgs.gov

HERKENHOFF, Ken E., USGS Astrogeology Team, 2255 N. Gemini Drive, Flagstaff, AZ 86001 and ATHENA, Science Team, NASA Jet Propulsion Lab, Pasadena, CA 91109, kherkenhoff@usgs.gov, kherkenhoff@usgs.gov

WATTERS, Thomas R., Center for Earth and Planetary Studies, National Air and Space Museum, Smithsonian Institution, Washington, DC 20560, watterst@si.edu, watterst@si.edu

PLAUT, Jeffrey, Mail Stop 183-501, Jet Propulsion Laboratory, 4800 Oak Grove Dr, Pasadena, CA 91109 and PICARDI, Giovanni, INFOCOM Dept, University of Rome La Sapienza, Via Eudossiana 18, Rome, 00184, Italy, plaut@jpl.nasa.gov, plaut@jpl.nasa.gov

PHILLIPS, Roger¹, CAMPBELL, Bruce², PLAUT, Jeffrey J.³, SEU, Roberto⁴, LEUSCHEN, Carl J.⁵, SAFAEINILI, Ali⁶, SMREKAR, Suzanne E.³, PUTZIG, Nathaniel¹, OROSEI, Roberto⁷ and BICCARI, Daniela⁴, (1)Department of Earth and Planetary Sciences, Washington University, Campus Box 1169, One Broookings Drive, St. Louis, MO 63130, (2)Center for Earth and Planetary Studies, Smithsonian Institution, 4th and Independence Ave, SW, MRC 315, Washington, DC 20560, (3)Jet Propulsion Laboratory, California Institute of Technology, Mail Stop 183-501, 4800 Oak Grove Dr, Pasadena, CA 91109, (4)InfoCom, University of Rome La Sapienza, Rome, 18-00184, Italy, (5)Center for Remote Sensing of Ice Sheets, University of Kansas, Lawrence, KS 66045, (6)Jet Propulsion Laboratory, California Institute of Technology, Mail Stop 300-319, 4800 Oak Grove Dr, Pasadena, CA 91109, (7)IASF, Istituto Nazionale di Astrofisica, Rome, 00133, Italy, phillips@wurtzite.wustl.edu, phillips@wurtzite.wustl.edu

WILLIAMS, David A.¹, GREELEY, Ronald¹, NEUKUM, Gerhard², HAUBER, Ernst³, BLEACHER, Jacob⁴, BASILEVSKY, Alexander⁵, HIESINGER, Harald⁶, HEAD, James W.⁷, BAPTISTA, Ana R.⁸ and MANGOLD, Nicolas⁹, (1)School of Earth and Space Exploration, Arizona State University, Box 871404, Tempe, AZ 85287-1404, (2)Institute of Geological Sciences, Freie Universitat, Berlin, NA, Germany, (3)DLR Deutsches Zentrum für Luft- und Raumfahrt, Berlin, Germany, (4)Planetary Geodynamics Branch, NASA Goddard SpaceFlight Center, Laurel, MD 20771, (5)Vernadsky Institute, Moscow, Russia, (6)Westfälische Wilhelms-Universität Münster, Wilhelm-Klemm-Str. 10, Münster, 48149, Germany, (7)Brown University, Department of Geological Sciences, Box 1846, Providence, RI 02912, (8)Universite Paris XI, Orsay, France, (9)Laboratoire de Planetologie et Geodynamique de Nantes, University of Nantes, France, Nantes, 44322, France, David.Williams@asu.edu, David.Williams@asu.edu

NEUKUM, Gerhard¹, BASILEVSKY, A.T.², CHAPMAN, Mary G.³, VAN GASSELT, Stephan¹, JAUMANN, Ralf⁴, HAUBER, Ernst⁵, HOFFMANN, Harald⁶, HEAD, James W.⁷, GREELEY, Ronald⁸ and MCCORD, Thomas B.⁹, (1)Institute of Geological Sciences, Freie Universitat, Berlin, NA, Germany, (2)Moscow, 117975, Russia, (3)Astrogeology Team, U.S. Geol Survey, 2255 N. Gemini Road, Flagstaff, AZ 86001, (4)German Aerospace Center (DLR), Institute of Planetary ResearchGerman Aerospace Center (DLR), Berlin, Germany, (5)DLR Deutsches Zentrum für Luft- und Raumfahrt, Berlin, Germany, (6)German Aerospace Center (DLR) Berlin, Institute of Planetary Research, Rutherfordstrasse 2, Berlin, D-12489, Germany, (7)Brown University, Department of Geological Sciences, Box 1846, Providence, RI 02912, (8)Department of Geological Sciences, Arizona State University, Physical Sciences F686, PO Box 871404, Tempe, AZ 85287-1404, (9)Space Science Institute, 22 Fiddler's Road, P.O. Box 667, Winthrop, WA 98862, gneukum@zedat.fu-berlin.de, gneukum@zedat.fu-berlin.de

MCEWEN, Alfred S., Lunar and Planetary Laboratory, Univ of Arizona, 1541 E. University Blvd, Tucson, AZ 85721-0063 and TEAM, HiRISE Science, Planetary Sciences, University of Arizona, University Blvd, Tucson, AZ 85721, mcewen@pirl.lpl.arizona.edu, mcewen@pirl.lpl.arizona.edu