Green thorntail
| Green thorntail | |
|---|---|
| Male, Milpe Bird Sanctuary, NW Ecuador | |
| Female | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Aves | 
| Clade: | Strisores | 
| Order: | Apodiformes | 
| Family: | Trochilidae | 
| Genus: | Discosura | 
| Species: | D. conversii | 
| Binomial name | |
| Discosura conversii | |
| Synonyms | |
| Popelairia conversii | |
The green thorntail (Discosura conversii) is a small hummingbird in the "coquettes", tribe Lesbiini of subfamily Lesbiinae. It is found in Colombia, Costa Rica, Ecuador, and Panama.