Liliensternus is a species of medium sized predatory dinosaur. At 16 feet long and 500 pounds, it's one of the largest theropods from the Triassic. It would have been one of the top predators of it's time. Liliensternus would have used a combination of speed and sharp teeth to dispatch it's prey. Liliensternus was capable of reaching a top speed of 30 miles per hour. Liliensternus lived in Europe roughly 210 million years ago.