Band-tailed antbird

The band-tailed antbird (Hypocnemoides maculicauda) is a species of bird in subfamily Thamnophilinae of family Thamnophilidae, the "typical antbirds". It is found in Bolivia, Brazil, Colombia, and Peru.

The band-tailed antbird is about 12 cm (4.7 in) long and weighs 11.5 to 14.5 g (0.41 to 0.51 oz). Adult males have leaden gray upperparts with a large but usually hidden white patch between their scapulars. Their tail is slate gray with wide white feather tips. Their flight feathers are leaden gray with lighter gray edges and their wing coverts are black with gray and white edges. Their throat is black. Their underparts are mostly a paler gray than their upperparts and with a white belly. Adult females have the same leaden upperparts as males. Their throat and most of their underparts are white. Their breast feathers have gray edges. Their sides are gray and the sides of their breast and belly have a very slight buff tinge. Both sexes have a gray iris and blue-gray legs and feet. Males have a black bill; females have a black maxilla and a gray mandible.