Relief shown by shading. "Prepared on behalf of the Planetary Geology and Geophysics Program, Solar System Exploration Division, Office of Space Sciences, National Aeronautics and Space Administration." "Ediited by Scott D. Darling. Cartography by D. Paul Mathieux." Coordinates shown as W 110°--W 125°/N 22°--N 8°. Includes ancillary map, seven remote-sensing images, quadrangle location map, and notes.