The Western Slaty-Antshrike (Thamnophilus atrinucha) is a species of bird in the Thamnophilidae family. It is found in from western Ecuador, western Colombia, western Venezuela, and Central America as far north as Belize. It was previously included in the widespread Slaty Antshrike (T. punctatus), but following the split, this scientific name is now restricted to the Guianan Slaty-Antshrike.
- BirdLife International 2004. Thamnophilus atrinucha. 2006 IUCN Red List of Threatened Species. Downloaded on 27 July 2007.