quilla

In Inca mythology, Mama Killa ("mother moon") was a protective deity for married women, associated with the Inca calendar and festivals. Her icon is a gold disk with a human face on it. The wife of the Inca emperor of the Tawantin Suyu represented her on earth.In one of the Inca foundation legends, she was the daughter of Viracocha and Mama Cocha and the wife of Inti. She was the mother of the first Inca Manco Capac, his wife Mama Ocllo, and Kon. After the Ichma, nominally of the Chimú empire, joined the Inca empire, she also became the mother of their deity Pacha Camac in the Inca religion.
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n. keel, single beam of wood or steel that runs the length of a boat's bottom (Nautical)

[Inca] The Inca moon goddess, daughter of Viracocha and wife of Inti. Manco Capac I (the first Inca ruler) is her son, and Mama Oello is her daughter. On earth she is represented by the foremost wife of the Inca ruler. In the Incan tongue, Her name means "Mother Moon" or "Golden Mother." She oversaw marriages, the calendar and feast days.