Francisco J. Muoz, Wayne J. Arendt, Marvin A. Trrez, Liliana Chavarra, Arlen Pinell Howell, T. R. 1969. Avian distribution in Central America. Auk 86:293-326. Howell, S. N. G., and S. Webb. 1995. A guide to the birds of Mexico and northern Central America. New York: Oxford University Press. National Geographic Society. 2002. Field Guide to the Birds of North America. 4th ed. Washington, D.C.: National Geographic Society. Peterson, R. T., V. M. Peterson. 2002. A Field Guide to the Birds of Eastern and Central North America. New York: Houghton Mifflin Company. Empidonax fulvifrons, foto por Mark Lockwood, 19 de junio, 2006, Reserva de las Montaas Davis, Condado Jeff Davis, TX Zeledonia 13: 2 noviembre 2009