 According to the widespread creation story of the Cobourg Peninsula dreamtime, the Amarak (Umoriu) descended from Imberombera deposited who children at a place neer Cooper Creek known as "Mamul".One of the children was called "Kominuuru", and, on leaving, she told them to speak Amurdag, and an edible bulb called .James Trefil

James Stanley Trefil (born September 10, 1938) is an American physicist (Ph.D. in Physics at Stanford University in 1966) and author of nearly fifty books.