Argentinosaurus (oo macnaheedu yahay "daanyeerka Argentine") waa nooc ka mid ah dinosaur-ka titanosaur sauropod dinosaur markii ugu horreysay waxaa laga helay Guillermo Heredia ee Argentina. Magaca guud wuxuu loola jeedaa waddanka laga helay. Dinosaurku wuxuu ku noolaa qaaradda jasiiradda ee Koonfurta Ameerika meel u dhaxaysa 97 iyo 93.5 milyan oo sano ka hor, intii lagu jiray xilligii Cretaceous Period. Waxay ka mid tahay dinosaur-yada ugu waaweyn ee la yaqaan. Su'aal: Halkee ayaa laga helay daanyeerka Argentine markii ugu horreysay?
Dalka Argentina