Culture of lower Colorado River, northwestern Arizona, occupying the area by 100 AD until 1500 AD - a division of the Hakataya Culture. These people of Yuman speech included the tribes of Hazasupai, Mojave, and Walapai. They had three provinces: Cerbat, Prescott, and Cohonina. They farmed alluvial flood plains, hunted and gathered foods. Between 1000-1500, pottery spread over much wider area and was influenced by Hohokam; the vessels had red-on-buff designs and stucco finishing.