Range map of White-winged Black-Tyrant (Knipolegus aterrimus)   Year-round  Non-Breeding
Adpated from : White-winged Black-Tyrant, Andrew Farnsworth, Josep del Hoyo, Nigel Collar, Gary Langham, Guy M. Kirwan, and Andrew J. Spencer. Birds of The World, The Cornell Lab of Ornithology. https://birdsoftheworld.org
Cephas