The Sirystes (Sirystes sibilator) is a species of bird in the Tyrannidae family. It is found in Argentina, Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Panama, Paraguay, Peru, Suriname, and Venezuela. Its natural habitat is subtropical or tropical moist lowland forests.
BirdLife International 2004. Sirystes sibilator. 2006 IUCN Red List of Threatened Species. Downloaded on 27 July 2007.