Mato Grosso Antbird

The Mato Grosso antbird (Cercomacra melanaria) is a species of bird in subfamily Thamnophilinae of family Thamnophilidae, the "typical antbirds". It is found in Bolivia, Brazil, and Paraguay. == Taxonomy and systematics == The Mato Grosso antbird was formally described in 1835 by the French zoologist Édouard Ménétries under the binomial name Formicivora melanaria. The specific epithet is from Latin melania meaning "blackness". The type locality is the town of Cuiabá in the Brazilian state of Mato Grosso. This antbird is now placed in the genus Cercomacra that was introduced by the English zoologist Philip Sclater in 1858. The species is monotypic: No subspecies are recognized. A 2014 study confirmed what had been earlier suggested, that the Mato Grosso antbird and the bananal (C. ferdinandi), Rio Branco (C. carbonaria), and jet (C. nigricans) antbirds form a clade within genus Cercomacra. == Description == The Mato Grosso antbird is 16 to 16.5 cm (6.3 to 6.5 in) long and weighs 18.5 to 19.5 g (0.65 to 0.69 oz). Adult males are almost entirely black, with white edges on their outer scapulars, a white patch between them, and a hidden white patch under them. Their wing coverts and tail feathers have white…