Ostafrikasaurus

Ostafrikasaurus was a carnivorous theropod dinosaur from the Late Jurassic of southeastern Tanzania. It is known only from a fossil tooth that is  long. Paleontologist Eric Buffetaut claims it is the oldest evidence of a Spinosaurid dinosaur (a type of crocodile-like dinosaur that ate fish); it appeared 148 million years ago.

 References 

Category:Spinosauridae
Category:Jurassic dinosaurs