Named By: Richard Lydekker - 1893.
Classification: Chordata, Reptilia, Dinosauira, Saurischia, Sauropodomorpha, Sauropoda, Titanosauria.
Species: A. superbus (type).
Size: Ranging between 20-30 meters long.
Known locations: Argentina, Uruguay.
Time period: Turonian of the Cretaceous.
Fossil representation: Partial post cranial remains.
of the many Cretaceous era South American titanosaurian sauropods,
Argyrosaurus was also one of the first to be
named. The holotype of
Argyrosaurus is based upon a left forelimb with
further post cranial
remains being added to the genus later. However in at least one
instance some of these additional fossils have been re-evaluated as
being distinctly different, and in this case were split from
Other dinosaurs active in South America during the Turonian period include other sauropods as well as theropods such as the abelisaur Ilokesia and the coelurosaur Bicentenaria.
- Contributions to a knowledge of the fossil vertebrates of Argentina, R. Lydekker
- A reappraisal of the Late Cretaceous Argentinean sauropod dinosaur Argyrosaurus superbus, with a description of a new titanosaur genus.