| Book name (en) | A Monograph of the Trochilidae,or Family of Humming-birds |
| Book volume | Vol.2 |
| Identifier | 2-57 |
| Gould Scientific name | Trochilus polytmus |
| Scientific name | Trochilus polytmus |
| Gould name (en) | Black-capped Humming-bird |
| Name (en) | Red-billed Streamertaile |
| Order | APODIFORMES |
| Family | Trochilidae |
