approximately 112 to 98 million years ago and inhabited the seas that covered the area that is now Australia

while its long

it reached a size of about 60 cm in length and would have had a long

about 97 to 94 million years ago

Approximate measurements of the Tarchia:

Secodontosaurus willistoni Scutosaurus approximately 112 to 98 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