Rhynchocyclus olivaceus aequinoctialis (P. L. Sclater, 1858)
| Catalogue of birds of the Americas and the adjacent islands in Field Museum of Natural History. 5. Tyrannidae Charles B Hellmayer (1927) Publication. Field Museum of Natural History. Zoological series 13(5): 1-523 | |
| Birds of the Sierra Macarena, Eastern Colombia E R Blake (1962) Fieldiana (Zool.) 44: 69-112 | |
| Type-specimens of birds in the British Museum (Natural History). Vol. 3. Systematic index Rachel L M Warren and C J O Harrison (1973) |