about 97 to 94 million years ago

provided it with an effective defense against marine predators of the time

and a relatively small head

On the top of its head

The base is delivered complete

Secodontosaurus willistoni Scutosaurus about 97 to 94 millionSecodontosaurus willistoni, an extinct genus of synapsid, a group of mammal related animals that lived during the Permian period, approximately 275 million years ago. It was a member of a group known as therapsids, which were the predecessors of modern mammals. Secodontosaurus willistoni was a medium sized animal, with an estimated length of around 2. 7 meters. It had a large, elongated skull, with sharp, conical teeth that suggest it fed on small