Genus: Andesaurus CALVO & BONAPARTE, 1992
Etymology: In reference to the Andes Mountain, and Greek, Lizard: “Andes mountain”.

Species: delgadoi CALVO & BONAPARTE, 1992
Etymology: In honor of Sr. Alegandro Delgado.

Holotype: MUCP v 132

Locality: Rio Limay, 5 km southeast of El Chocon, Department of Confluencia, Neuquen Province, Patagonia, 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.

Referred material:


MUCPv-271: Partial pelvis, some caudal vertebrae.

Note: 11 rounded gastroliths.