Reptilia - Dinosauria - Dromaeosauridae

Full reference: P. J. Makovicky, S. Apesteguía, and F. L. Agnolín. 2005. The earliest dromaeosaurid theropod from South America. Nature 437:1007-1011

Parent taxon: Unenlagiinae according to N. R. Longrich and P. J. Currie 2009

Sister taxa: Neuquenraptor, Unenlagia

Subtaxa: Buitreraptor gonzalezorum

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Ecology: ground dwelling carnivore