| Long-tailed woodnymph | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Aves |
| Order: | Apodiformes |
| Family: | Trochilidae |
| Genus: | Thalurania |
| Species: | T. watertonii |
| Binomial name | |
|
Thalurania watertonii Bourcier, 1847 |
|
The long-tailed woodnymph (Thalurania watertonii) is a species of hummingbird in the family Trochilidae. It is found in humid forests in northeastern Brazil.