The mottled berryhunter or mottled whistler (Rhagologus leucostigma) is a species of bird whose relationships are unclear but is most likely related to the woodswallows, boatbills and butcherbirds. It is monotypic within the genus Rhagologus and family Rhagologidae.[2]It is found in the highlands of New Guinea, where its natural habitat is subtropical or tropical moist montane forests.[1]