Aglaiocercus
| Aglaiocercus | |
|---|---|
 | |
| Long-tailed sylph | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Aves |
| Order: | Apodiformes |
| Family: | Trochilidae |
| Genus: | Aglaiocercus Zimmer, 1930 |
| Species | |
| |
Aglaiocercus is a genus of hummingbird in the family Trochilidae. It contains the following species:
- Long-tailed sylph, Aglaiocercus kingii
- Violet-tailed sylph, Aglaiocercus coelestis
- Venezuelan sylph, Aglaiocercus berlepschi