Biziura

Biziura is a genus of stiff-tailed ducks endemic to Australasia and containing one living and one subfossil species.

==Species== {| class="wikitable" |- ! Image !! Scientific name !! Common name!! Distribution |- |120px || B. lobata Stephens, 1824 || musk duck || Widely distributed through south-eastern Australia, south-west Western Australia and the Murray-Darling Basin. |- | || †B. delautouri Forbes, 1892 || New Zealand musk duck || previously endemic to New Zealand, and occurring on both North and South Islands, but now extinct. |- |}