Genus: Noasaurus BONAPARTE & POWELL, 1980
Etymology: Noa is the Abbreviation of Northwestern Argentina, and Greek, sauros, "lizard": Saurian of the NOA.

Species: leali BONAPARTE & POWELL, 1980
Etymology: In honour of the technician Mr. Juan C. Leal who discovered the fossil locality.

Holotype: PVL 4061

Locality: Estancia El Brete, Department of Candelaria, Southern Salta Province, Northwestern Argentina.

Horizon: Lecho Formation, Balbuena Subgroup, Salta Group.

Biostratigraphy:

Age: Maastrichtian Stage, Uppermost Senonian Subepoch, Uppermost Gulf Epoch, Late Cretaceous.

Material: Left maxilla, right quadrate, right squamosal, a cervical arch, a dorsal vertebra, a cervical rib, the right metatarsal II, a foot phalange and a claw of the phalange.