Coi Coi-Vilu

Coi Coi-Vilu or Caicai-Vilu (from Mapudungun Kaykayfilu: Kaykay a name, and filu "snake") is the god of water (or goddess, in some versions found in Chiloé) and of all that inhabits it and is who rules the seas; according to Mapuche myths (later also found in Chiloé). This snake was a central figure in the Origin Of The Chiloean Archipelago. In Mapuche mythology, Coi Coi-Vilu is son of Peripillan (a Pillan).