Rio Madeira Stipplethroat

The Rio Madeira stipplethroat (Epinecrophylla amazonica) is a species of bird in subfamily Thamnophilinae of family Thamnophilidae, the "typical antbirds". It is found in Bolivia, Brazil, and Peru. In the past it has also been called eastern stipple-throated antwren, Madeira stipple-throated antwren, Rio Madeira antwren, and Madeira antwren. == Taxonomy and systematics == The Rio Madeira stipplethroat was long treated as a subspecies of the rufous-backed stipplethroat (previously called rufous-backed antwren Myrmotherula haematonota, now Epinecrophylla haematonota). Beginning in 2014 taxonomists recognized it as a full species. The Rio Madeira stipplethroat has two subspecies, the nominate E. a. amazonica (von Ihering, 1905) and E. a. dentei (Whitney, BM et al., 2013). Subspecies E. a. dentei was originally described as a species but was soon recognized in its current placement. == Description == The Rio Madeira stipplethroat is 10 to 11 cm (3.9 to 4.3 in) long and weighs 8.7 to 9 g (0.31 to 0.32 oz). Adult males of the nominate subspecies have a mottled yellowish brown face and a white throat with black streaks. They have a dark yellowish brown crown, a slightly redder nape, and a dark red mantle, back, rump, and uppertail coverts. Their tail is olive-gray. Their…