|Named By:||Jose Bonaparte & Rodolfo Coria in 1993|
|Time Period:||Late Cretaceous, 97-93.5 Ma|
|Location:||Argentina, Huincul Formation|
|Size:||Incomplete material makes sizing difficult. Estimates range from 22 -35 meters long|
|Fossil(s):||Only a few bones including, vertebrae, sacrum, ribs and right tibia|
|Classification:||| Chordata | Reptilia | Dinosauria | Saurischia | Sauropoda | Titanosauria | Antarctosauridae ||
Argentinosaurus (meaning "Argentine lizard") is a genus of titanosaur sauropod dinosaur first discovered by Guillermo Heredia in Argentina. The generic name refers to the country in which it was discovered. The dinosaur lived on the then-island continent of South America somewhere between 97 and 93.5 million years ago, during the Late Cretaceous Period. It is among the largest known dinosaurs.