The Birds of Mexico and Northern Central America, Steve N. G. Howell et Sophie Webb, publié aux Etats-Unis par la Oxford University Press Inc., New York. 1995.

The Birds of Tikal , An Annotated Checklist for the Tikal National Park and Peten Guatemala, Randell A. Beavers, par la Texas A&M University Press, College Station, Texas. 1992. 

Patterson Field Guide to the Birds of Mexico, Roger Tory Paterson et Edward L. Chalif, Houghton Mifflin Company, Boston. 1973

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