Acantuns are stone idols from Mayan mythology. They took the form of stone idols which were placed at the corners of the village. When night fell, four Balams (Jaguars) were said to arrive and sit on the idols to keep guard over the village.
Markman, Roberta H.; and Peter T. Markman (1992). The Flayed God: the Mesoamerican Mythological Tradition; Sacred Texts and Images from pre-Columbian Mexico and Central America. San Francisco: Harper. ISBN 0-06-250528-9. OCLC25507756.