''Malacorhynchus'' is a genus of duck within the family Anatidae. It was established in 1831 by English ornithologist

William John Swainson William John Swainson FLS, FRS (8 October 1789 – 6 December 1855), was an English ornithologist, malacologist, conchologist, entomologist and artist. Life Swainson was born in Dover Place, St Mary Newington, London, the eldest son of ...

, when he proposed moving the pink-eared duck into a

subgenus In biology, a subgenus (plural: subgenera) is a taxonomic rank directly below genus. In the International Code of Zoological Nomenclature, a subgeneric name can be used independently or included in a species name, in parentheses, placed between t ...

(''Malacorhynchus'') based on unique characters of its beak and toes. The genus contains one living and one extinct species.

List of species

* Pink-eared duck ''(M. membranaceus'') *†

Scarlett's duck Scarlett's duck (''Malacorhynchus scarletti'') is an extinct duck species from New Zealand which was closely related to the Australian pink-eared duck (''Malacorhynchus membranaceus''). The scientific name commemorates the late New Zealand ornith ...

(''M. scarletti'') – extinct

References

{{Taxonbar, from=Q9027076 Ducks Anatinae Bird genera Bird genera with one living species