Tyrant-flycatchers (Tyrannidae)

Cinereous Tyrant (Knipolegus striaticeps) - HBW 9, p. 377

French: Ada cendré German: Schwarzmasken-Dunkeltyrann Spanish: Viudita Chaqueña

Taxonomy: M[uscisaxicola] striaticeps d’Orbigny and Lafresnaye, 1837, “La Paz” = Chiquitos, Bolivia.
Formerly placed in a monotypic genus, Entotriccus, on basis of uniformly narrow primaries of both sexes. Monotypic.

Distribution: E & S Bolivia (Santa Cruz, Tarija), S Brazil (Mato Grosso), W Paraguay (W of R Paraguay) and NW Argentina (Jujuy and Formosa S to Córdoba and La Rioja).