Dromaeosaurus albertensis, Skull Ankylosaurus All trilobites are now extinct

All trilobites are now extinct having flourished in the seas

Prints measure approx

It has been found in every continent except Africa and South America

All the other raptor dinosaurs

Dromaeosaurus albertensis, Skull Ankylosaurus All trilobites are now extinctDromaeosaurus albertensis "Swift Running Lizard" Length: 6 feet (1. 8 m) Pronounced: Dro me o Saw rus Weight: 33 pounds (15 kilos) Where found: Alberta, Canada; Montana, USA Dromaeosaurus was the original raptor. It was a small, vicious hunter that had a mouth full of serrated, razor sharp teeth and a sharp, hooked claw on each foot that it used to clamp down on its victims. It was about the size of a large dog. Its jaws were long and solidly built