J

Jurassic The second period of the Mesozoic (208-144 MYA).

Jurassic Period it is of the Mesozoic Era, among about 200 and 135 million years ago. Dinosaurs flourished throughout this time.

Jeholepterus this fanged pterosaur looked similar to a flying mosquito.

Jinfengoptervx this feathered dinosaur was once thought to be a factual bird.

Jainosaurus was a 58 feet (18 m) long sauropod, a titanosaurid dinosaur establish in India. This plant-eater lived throughout the late Cretaceous era.

Jobaria was a ancient, long-necked, long-tailed dinosaur from the early Cretaceous era, about 135 million years back. This sauropod was about 70 feet (21 m) long and weighed about 20 tons.