White-winged black tyrant

White-winged black tyrant
Near Machu Picchu, Peru
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Aves
Order: Passeriformes
Family: Tyrannidae
Genus: Knipolegus
Species:
K. aterrimus
Binomial name
Knipolegus aterrimus
Kaup, 1853
Range of K. a. aterrimus and K. a. anthracinus; that of K. a. heterogyna not shown. (See the taxonomy and status sections.)

The white-winged black tyrant (Knipolegus aterrimus) is a species of bird in the family Tyrannidae, the tyrant flycatchers. It is found in Argentina, Bolivia, Paraguay, Peru, and as a vagrant to Brazil and Chile.