Unenlagia (meaning "half-bird" in Latinized Mapudungun) is a genus of dromaeosaurid theropod dinosaur that lived in South America during the Late Cretaceous period.[1] The genus Unenlagia has been assigned two species: U. comahuensis, the type species described by Novas and Puerta in 1997,[1] and U. paynemili, described by Calvo et al. in 2004.[2]