Inter American Geodetic Survey. North Decimal Degree -19.833333. South Decimal Degree -20.000000. East Decimal Degree -68.250000. West Decimal Degree -68.500000. Alternate title: Cahuana Chica, Bolivia. Relief shown by 20 m. contour interval and spot heights. Universal transverse Mercator projection. Standard map series designation: Serie H731=[Series] H731. With a kry to abbreviations.