BioStor
 | The British Museum Catalogue of the Picariæ Osbert Salvin, Ernst Hartert and R Bowdler Sharpe (1893) The Auk 10: 66-69 |
 | Volume XXVI of the British Museum Catalogue of Birds R Bowdler Sharpe and W R Ogilvie-Grant (1899) The Auk 16: 198-203 |
 | On the anatomy of Nyctibius with notes on allied birds A Wetmore (1918) Proceedings of the United States National Museum 54: 577-586 |
 | A systematic classification for the birds of the world A Wetmore (1930) Proceedings of the United States National Museum 76: 1-8 |
 | In memory of Lord Rothschild, PhD, FRS, J.P. born the 8th February 1868, died the 27th August 1937 Karl Jordan (1938) Novitates Zoologicae 41(1): 1-41 |
 | Avian anatomical specimens in the Peabody Museum of Natural History, Yale University Peter L Ames and Eleanor H Stickney (1968) Postilla 118: 1-40 |