Tejupan, Santiago Ñuu Ndaa texu-tli: blue -pan: on the surface of "On the Blue Stone" ñuu: place, town ndaa: blue "Blue Town" Mary Elizabeth Smith, Picture Writing in Ancient Southern Mexico: Mixtec Place Signs and Maps, Civilization of the American Indian Series 124 (Norman: University of Oklahoma Press, 1973) 60-61. Codex Sierra, page 15.