The holotype, PVL 4061, was found in a layer of the Lecho Formation of Salta Province, Argentina, dating from the late Cretaceous period, more precisely the early Maastrichtian stage, about seventy million years ago. It consists of a partial skeleton with skull.
The holotype PVL 4061 was discovered in a layer of the Lecho Formation in Salta Province, Argentina, dating back to the late Cretaceous period, specifically the early Maastrichtian stage, around seventy million years ago. This specimen includes a partial skeleton with the skull.