The enormous bones of what is believed to be the biggest dinosaur in the U.S... belong to the sauropod dinosaur Alamosaurus sanjuanensis: a long-necked plant eater related to Diplodocus... Dr Fowler said: 'Alamosaurus has been known for some time, its remains were first described in 1922 from the Naashoibito beds of New Mexico. 'Since then, more bones have been discovered in New Mexico, Utah, some really nice material from Texas, and Mexico, including a few partial skeletons.' He said the sheer size of the new bones had caught the researchers by surprise. He said researchers had believed that a fully...