Swainson, W. (1820–1823). Zoological Illustrations, or original figures and descriptions of new, rare, or interesting animals, selected chiefly from de classes of Ornithology, Entomology and Conchology, and arranged on the principles of Cuvier and other modern Zoologists(en inglés y latín). Vol.1: i-ix, pl., texto 1-66, índice. 1820-1821; Vol.2: pl., texto 67-119, índice. 1821-1822; Vol.3: v-x, pl., texto 120-182, índice. London (Londres): Baldwin, Cradock & Joy. Trochilus recurvirostris, 2 pl. 105 Disponible en Biodiversitas Heritage Library. doi:10.5962/bhl.title.42279.texto
Swainson, W. (1820–1823). Zoological Illustrations, or original figures and descriptions of new, rare, or interesting animals, selected chiefly from de classes of Ornithology, Entomology and Conchology, and arranged on the principles of Cuvier and other modern Zoologists(en inglés y latín). Vol.1: i-ix, pl., texto 1-66, índice. 1820-1821; Vol.2: pl., texto 67-119, índice. 1821-1822; Vol.3: v-x, pl., texto 120-182, índice. London (Londres): Baldwin, Cradock & Joy. Trochilus recurvirostris, 2 pl. 105 Disponible en Biodiversitas Heritage Library. doi:10.5962/bhl.title.42279.texto