Coi Coi-Vilu
Coi Coi-Vilu or Caicai-Vilu is the Mapuche god of water and, according to Mapuche myths, supreme ruler of the sea and of all sea-dwellers. This snake was a central figure in the Origin Of The Chiloean Archipelago. In Mapuche mythology, Coi Coi-Vilu is son of Peripillan.