A few vertebrae and the upper arm bone of a previously unknown species of stegosaurus have been found in the Middle Atlas Mountains of Morocco. And despite the lack of a complete skeleton, scientists say that at 168 million years old it's the oldest known stegosaurus yet found.
원문출처 : https://www.cnn.com/2019/08/21/world/oldest-stegosaurus-fossil-scn-trnd/index.html
원문출처 : https://www.cnn.com/2019/08/21/world/oldest-stegosaurus-fossil-scn-trnd/index.html