Uropsalis is a genus of South American nightjars in the nightjar family Caprimulgidae.
The genus Uropsalis was introduced in 1915 by the American ornithologist Waldron DeWitt Miller with Hydropsalis lyra Bonaparte, 1850, the lyre-tailed nightjar, as the type species. The genus name combines the Ancient Greek ÿàÃÂñ/oura meaning "tail" and ÃÂñûùÃÂ/psalis, ÃÂñûùôÿÃÂ/psalidos meaning "pair of scissors" or "shears".
The genus contains two species: