Yangchuanosaurus - Meaning : Yangchuan lizard 

Yangchuanosaurus (YAHNG-CHWAHN-oh-SAWR-us) was a theropod dinosaur that lived in China during the Late Jurassic period, and was similar in size and appearance to its North American contemporary, Allosaurus.

It hails from the Upper Shaximiao Formation and was the largest predator in a landscape which included the Stegosaurs. Yangchuanosaurus was a meat-eating dinosaur, a theropod with small arms and big jaws. It was similar to Allosaurus. It was active during the Oxfordian-Kimmeridgian ages, about 163 to 145 million years ago.