The Grey-backed Tachuri (Polystictus superciliaris) is a species of bird in the Tyrannidae family. It is endemic to Brazil. Its natural habitats are dry savanna and subtropical or tropical high-altitude shrubland. It is threatened by habitat loss.
BirdLife International 2004. Polystictus superciliaris. 2006 IUCN Red List of Threatened Species. Downloaded on 26 July 2007.