Genus: Elbretornis WALKER & DYKE, 2009
Etymology: In reference to the 'El Brete' Locality, Salta Province, Argentina and and Greek,ornis, "bird."
Species: bonapartei WALKER & DYKE, 2009
Etymology: In honor of Jose Bonaparte in recognition of his outstanding work on the Mesozoic vertebrate faunas of Argentina. J. Bonaparte directed the original field expeditions of El Brete (1974-6; Chiappe 2007) and loaned specimens for study to C. A. Walker in the 1970s (Walker et al, 2007).
Holotype: PVL 4022
Locality: Estancia El Brete, Department of Candelaria, Southern Salta Province, Northwestern Argentina.
Horizon: Lecho Formation, Balbuena Subgroup, Salta Group.
Age: Maastrichtian Stage, Upper Senonian Subepoch, Upper Gulf Epoch, Late Cretaceous.
Material: Left humerus and associated right radius, ulna, scapula and coracoid.