The Southern Bristle-tyrant (Phylloscartes eximius) is a species of bird in the Tyrannidae family. It is found in Argentina, Brazil, and Paraguay. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist montane forests. It is threatened by habitat loss.
Source
BirdLife International 2004. Phylloscartes eximius. 2006 IUCN Red List of Threatened Species. Downloaded on 26 July 2007.