Genus: Panamenricansaurus CALVO & PORFIRI, 2010
Etymology: In honor of Pan American Energy a supporter of the Proyecto Dino, Neuquen Province, Argentina and Greek, sauros, "lizard."

Species: schroederorum emend CALVO & PORFIRI, 2010
Etymology: In honor of the Schroeder family.
= Panamenricansaurus schroederi CALVO & PORFIRI, 2010

Holotype: MUCPv-417

Locality: 3 km east of San Patricio del Chanar, Neuquen Province, Argentina.

Horizon: Allen Formation, Malargue Group.

Biostratigraphy:

Age: Uppermost Campanian-Lowermost Maastrichtian Stage, Upper Senonian subepoch, Upper Upper Gulf Epoch, Late Cretaceous.

Material: 5 caudal vertebrae, one sacral vertebra, a left humerus and fragments of haemal archs and costals.