Locality: Renteria, Rio Negro Province, Argentina.
Horizon: Lower Candeleros Formation, Lower Rio Limay Subgroup, Lower Neuquen Group.
Age: Limayan Tetrapoda Assemblage, Cenomanian Stage, Uppermiddle Gallic Subepoch,
Lowermost Gulf Epoch, Late Early or Middle Cretaceous-Turonian Stage, Uppermost
Gallic Subepoch, Lower Gulf Epoch, Early Late Cretaceous.
Material: Fragmentary skulls, mandibles, teeth, and post cranial skeletons
of several individuals.