spirit, guards of big trees, rivers, large rocks that have unusual shapes, and other natural places. They themselves have strange shapes. One is a whirling flying arm, tangan-tangan that spins through the air. Another is kemangmang, a solitary head with no body. Ketugtug is a pair of feet that follow a person. Jerangkong is a walking skeleton. These apparitions are only seen at night, concubine; illegitimate wife