Aves > Passeriformes > Tyrannidae > Fluvicolinae > Empidonax > Empidonax difficilis

species: Empidonax difficilis (Pacific-slope Flycatcher, Moucherolle côtier)

Compare AOU treatments of Empidonax difficilis, in Avibase (1886 to present).

Search for Empidonax difficilis at Cornell Birds of North America.