Heliothryx
| Heliothryx | |
|---|---|
| Purple-crowned fairy (Heliothryx barroti) | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Aves | 
| Clade: | Strisores | 
| Order: | Apodiformes | 
| Family: | Trochilidae | 
| Subfamily: | Polytminae | 
| Genus: | Heliothryx F. Boie, 1831 | 
| Type species | |
| Trochilus auritus (black-eared fairy) Gmelin, JF, 1788 | |
| Species | |
| 2, see text | |
Heliothryx is a genus of hummingbird in the family Trochilidae. The genus is assigned to the subfamily Polytminae which is sometimes referred to by the informal name "mangoes".