They also inhabit the area around the Mitchell Ranges and the Koolatong River headwaters .
They also inhabit the area east of the Goyder River , whose tributaries ' headwaters form their southernmost frontier .
tributaries also inhabit the area around the Mitchell Ranges and the Koolatong River headwaters .
They also inhabit the area east of the Goyder River , whose tributaries ' headwaters form their southernmost frontier .