Aglaiocercus is a genus of hummingbird in the family Trochilidae. It contains the following species: \n* Long-tailed sylph, Aglaiocercus kingii \n* Violet-tailed sylph, Aglaiocercus coelestis \n* Venezuelan sylph, Aglaiocercus berlepschi
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0