Machaerirhynchus is a genus of passerine birds with affinities to woodswallows and butcherbirds. The two species are known as boatbills. The genus is distributed across New Guinea and northern Queensland. The species are: \n* Black-breasted boatbill, M. nigripectus, found in New Guinea \n* Yellow-breasted boatbill, M. flaviventer, found in northeast Australia