Canvis

* R. Terry Chesser et al., «Fifty-First Supplement to the American Ornithologists 'Union Check-List of North American Birds»,The Auk, vol. 127, n ° 3 (2010), 726-744

* R. Terry Chesser et al., «Fifty-First Supplement to the American Ornithologists 'Union Check-List of North American Birds»,The Auk, vol. 127, n ° 3 (2010), 726-744

== Bibliogtsfia ==

== Bibliografia ==

* Clements, J. F. 2007. The Clements Checklist of Birds of the World, 6th Edition. Cornell University Press. Downloadable from Cornell Lab of Ornithology

* Clements, J. F. 2007. The Clements Checklist of Birds of the World, 6th Edition. Cornell University Press. Downloadable from Cornell Lab of Ornithology

* Peterson, A. P. 2010. Birds of the World -- current valid scientific avian names

* Peterson, A. P. 2010. Birds of the World -- current valid scientific avian names