The plesiosaur or the mosasaurid.
Dinosaur dont lived Earth any more, they died.
Coelophsis was a dinosaur that lived in the Late Triassic Period. The dinosaur is said to have lived in small herds with others.
The dicynodon was an ancient dinosaur which lived in Africa. It is estimated that this dinosaur lived 250?æmillion years ago and lived partially on land and in the water.
probably spinosaurs although not technically dinosaurs the sea living retiles of the late cretacous were truly gigantic
Lesothosaurus was a dinosaur that lived in what is now South Africa. It was a 3.3 foot long herbivorous dinosaur.
the largest dinosaur that ever lived is the seismosaurus hallorum
It depends on the Dino...
t rex
Gerrothorax is a giant amphibian, not a dinosaur. It lived in freshwater swamps.
The earliest carnivorous dinosaur known is Eoraptor.
g
245 million years ago