Image ID: SIL-39088007032287_0418_edit
Cite this: Diggles, Silvester. 1877. Companion to Gould's Handbook or, Synopsis of the birds of Australia. Containing nearly one-third of the whole, or about 220 examples, for the most part from the original drawings, Brisbane : Thorne & Greenwell.
Supplied Caption: Lithograph of a hardhead duck
Original Caption: Nyroca Australis, White eyed Duck.
Taxonomic: Nyroca Australis, Aythya australis
