The Mottled Whistler (Rhagologus leucostigma) is a species of bird in the Pachycephalidae family. It is monotypic within the genus Rhagologus. It is found in Indonesia and Papua New Guinea. Its natural habitat is subtropical or tropical moist montanes.
BirdLife International 2004. Rhagologus leucostigma. 2006 IUCN Red List of Threatened Species. Downloaded on 27 July 2007.