Purunpacha was the savage age of all tribes of the Tahuantinsuyu came from beyond the Potosi in four or five armies prepared for war. This occurred in the dark period called the Ceallapacha or Tuutaycpacha. A.G.H.
Osborne, Harold. South American Mythology. “Library of the World’s Myths and Legends.” New York. Peter Bedrick Books. 1968, 1985. p. 74