The Caatinga Antwren (Herpsilochmus sellowi) is a species of bird in the Thamnophilidae family. It is endemic to Brazil. Its natural habitats are subtropical or tropical dry forests and dry savanna. It is threatened by habitat loss.
BirdLife International 2004. Herpsilochmus sellowi. 2006 IUCN Red List of Threatened Species. Downloaded on 26 July 2007.