 Trevor Close Githabul Tribal name is Mudargun which means lawman.Inside Toonumbar National Park there are a number of jurabihls (increase sites) which were recorded with the assistance of the late Auntie Millie Boyd in 1974 by Howard Creamer.These types of sites (involving a complex set of religious and ritualistic beliefs) are of National significance due to their rarity in Australia and the rest of the world.