Narrow-billed Antwren Formicivora iheringi
Brazilian name: formigueiro-do-nordeste
Male Narrow-billed Antwren, Boa Nova, Bahia, Brazil, October 2008 - click for larger image Boa Nova, Bahia, Brazil

The Narrow-billed Antwren is found in Bahia and north-east Minas Gerais where it inhabits deciduous and semi-deciduous forest especially where there are vine tangles and ground bromeliads. At Boa Nova it is found in the so-called "dry forest".

Male Narrow-billed Antwren, Boa Nova, Bahia, Brazil, October 2008 - click for larger image Its distribution make it a Brazilian endemic despite the fact that in the English edition of Sick he mentions that it has also been found in Peru. José Fernando Pacheco has clarified that this occurred due to a confusion with Ihering's Antwren Myrmotherula iheringi which had just been reported as occurring in Peru as Sick prepared a revision of his book for translation.
Male Narrow-billed Antwren, Boa Nova, Bahia, Brazil, July 2002 - click for larger image

It is classified as Near Threatened by Birdlife International.

The male is dark grey above with throat and breast black. The wings are also black with 2 white wing-bars and there is white on the flanks though this is often hidden. The tail is long and the outer tail feathers have white tips.
Female Narrow-billed Antwren, Boa Nova, Bahia, Brazil, October 2008 - click for larger image

The female, seen here in photos 4 and 5, is olive-brown above with two indistinct buff wing-bars and ochraceous below.

There is an illustration in Ridgely & Tudor, Volume 2, Plate 20.
Female Narrow-billed Antwren, Boa Nova, Bahia, Brazil, July 2002 - click for larger image There are recordings and a distribution map on xeno-canto.
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