Shantungosaurus giganteus Variante:Pintado a mano with three fingers ending in

with three fingers ending in sharp claws

It shared these ecosystems with mosasaurs

and its existence has been fundamental to understanding the transition from the terrestrial ancestors of whales to their current marine forms

though this remains debated

Wingspan 525 mm

Shantungosaurus giganteus Variante:Pintado a mano with three fingers ending inShantungosaurus giganteus was a gigantic hadrosaurid ornithopod dinosaur from the Late Cretaceous of China. It is known primarily from fossil remains recovered in Shandong Province, particularly from the Zhucheng area, one of the most important fossil regions in East Asia for dinosaurs from the end of the Mesozoic. Originally described by Hu in 1973, this taxon represents one of the largest hadrosaurids known and probably one of the largest