Gateway to the Paleobiology Database
Antarctosaurus giganteus Huene 1929 (sauropod)

Reptilia - Dinosauria

Belongs to Antarctosaurus according to A. Otero and M. Reguero 2013

Sister taxa: Antarctosaurus brasiliensis, Antarctosaurus jaxarticus, Antarctosaurus wichmannianus

Type specimen: MLP 26-316, a set of postcrania. Its type locality is Aguada del Caņo, which is in a Coniacian/Santonian terrestrial sandstone in the Plottier Formation of Argentina.

Ecology: ground dwelling herbivore

Average measurements (in mm): femur length 2310.0, femur circumference 800.0

Estimated body mass: 57.0 tons based on femur circumference and femur length