Black-and-white Antbird

The black-and-white antbird (Myrmochanes hemileucus) is a species of bird in subfamily Thamnophilinae of family Thamnophilidae, the "typical antbirds". It is found in Bolivia, Brazil, Colombia, Ecuador, and Peru. == Taxonomy and systematics == The black-and-white antbird is the only member of genus Myrmochanes and has no subspecies. The black-and-white antbird was first described by the English ornithologists Philip Sclater and Osbert Salvin in 1866 and given the binomial name Hypocmenis hemileucus. It was moved to genus Myrmochanes following a proposal by the American ornithologist Joel Asaph Allen in 1889. The species is included in the tribe Formicivorini along with three other genera, Formicivora, Myrmotherula, and Terenura. == Description == The black-and-white antbird is 10 to 12.2 cm (3.9 to 4.8 in) long and weighs 12 to 13 g (0.42 to 0.46 oz). Adult males' face, crown, nape, and upperparts are black except for a mostly hidden white patch between the shoulders. Their wings are black with sparse white tips on the coverts. Their tail is short, somewhat graduated, and black with white tips on the feathers. Their throat and underparts are white with variable amounts of buff on the flanks and belly. Adult females resemble males with the addition…