A new species of stegosaur -- Bashanosaurus primitivus -- is the oldest ever found in Asia, according to research published Thursday. The peer-reviewed research published in the Journal of Vertebrate Paleontology said this new species is the one of the oldest discovered anywhere on Earth. Bones of this stegosaur were discovered by a team from the Chongqing Bureau of Geological and Mineral Resource Exploration and Development in China and London's ...