They were abundant on Earth during the Carboniferous.
The labyrinthodont was 359-237 million years ago, lystrosaurus was 298.9-257.9 million years ago, and the duck billed dinosaur was 69 million years ago. That makes the labyrinthodont older.
Antarctica does have dinosaur fossils! Dinos used to live there before the climate changed.
360 to 150 millions years ago.
They were the only ones that could live there because there bodies adapted to the harsh environment that Antarctica provided.
Cryolophosaurus was the first dinosaur discovered in antarctica
theropaud
1000
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cryolophosaurus
cryolophosaurus
All of them. Even Antarctica.
On what peninsula where dinosaur bones discovered?