Genus: Perutherium GRAMBAST, MARTINEZ, MATTAUER & THALER, 1967
Etymology: In reference to the County to Peru and Greek, therion, “beast, mammal”: Peru beast.

Species: altiplanense GRAMBAST, MARTINEZ, MATTAUER & THALER, 1967
Etymology:

Holotype: TIT-001

Locality: Chulpas de Sillustani, Laguna Umayo, department of Puno, Peru.

Horizon: Vilquechiquo Formation.

Biostratigraphy:

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

Material: Fragment of mandible and m1-m2.