Anothersuggested derivation is that billy is shortened frombillycan, which is said to be bully-can (sc. In Tasmania, Odax baleatus, Cuv. 280: The myall-wood weapons made at Liverpool Plains wereexchanged with the coast natives for others. ornatus, Temm.
See Shark. `The Australasian,' Jan. tereticornis, Smith; E. See Gum.
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