| 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".