Tyrant-flycatchers (Tyrannidae)

Pale-bellied Mourner (Rhytipterna immunda) - HBW 9, p. 427

French: Tyran à ventre pâle German: Hellbauch-Schmucktyrann Spanish: Plañidera Pálida

Taxonomy: Lipaugus immundus P. L. Sclater and Salvin, 1873, “Oyapoc, Cayenne”.
Placed by early authors in the family Cotingidae, with supposed close relationship to genera Laniocera and Lipaugus. Well-supported anatomical evidence, however, indicates that it is a tyrannid, having close affinities to Sirystes, Casiornis and Myiarchus. Monotypic.

Distribution: Extreme E Colombia, SW Venezuela and Amazonian Brazil (from upper R Negro drainage E to Manaus area, S to Mato Grosso); also S Guyana, Surinam, French Guiana and adjacent NE Brazil (N Amapá).