Typical Antbirds (Thamnophilidae)

Black-capped Antwren (Herpsilochmus atricapillus) - HBW 8, p. 602

French: Grisin mitré German: Schwarzscheitel-Ameisenfänger Spanish: Tiluchí Plomizo

Taxonomy: Herpsilochmus atricapillus Pelzeln, 1868, Porto do Rio Paraná (probably = União), São Paulo, Brazil.
Until recently treated as conspecific with H. sellowi and H. pileatus; these three are considered to belong to a clade that also includes H. motacilloides and H. parkeri. Although no geographical races described, plumage and vocal variations exist across its extensive range; further research required. Monotypic.

Distribution: Extreme NW Argentina (Jujuy, Salta), W & E Bolivia (SW La Paz, and from Santa Cruz S along base of Andes), E Paraguay (E of R Paraguay) and SC & E Brazil (S Mato Grosso, Mato Grosso do Sul, extreme W Paraná and São Paulo N to Maranhão and Rio Grande do Norte).