The following publications were used as references and can be consulted for further information.
del Hoyo, J., Elliot, A. and Sargatal, J. eds (1996). Handbook of the Birds of the World. Vol. 3. Hoatzins to Auks. Lynx Ediciones, Barcelona.
Pizzey, G. 1980. A Field Guide to the Birds of Australia. Princeton University Press, Princeton.