Hillstar
| Hillstar | |
|---|---|
| female Andean hillstar (Oreotrochilus estella) | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Aves | 
| Clade: | Strisores | 
| Order: | Apodiformes | 
| Family: | Trochilidae | 
| Tribe: | Lesbiini | 
| Genus: | Oreotrochilus Gould, 1847 | 
| Type species | |
| Trochilus estella d'Orbigny & Lafresnaye, 1838 | |
| Species | |
| see text | |
The hillstars are hummingbirds of the genus Oreotrochilus. They are native to the Andes in South America.
The Urochroa hillstars are not closely related.