Paleontologists have uncovered in Arizona a Triassic treasure trove of fossils dating back 209 million years ago.

Scientists have found a new species of pterosaur that lived 200 million years ago along with the dinosaurs. The fossilised ...

Scientists have unearthed in Arizona fossils from an assemblage of animals, including North America's oldest-known flying reptile, that reveal a time of transition when venerable lineages that were ...

Smithsonian scientists have uncovered North America’s oldest known pterosaur from a 209-million-year-old bonebed in Arizona’s Petrified Forest National Park.

Scientists have discovered a new species of pterosaur – a flying reptile that soared above the dinosaurs more than 200 ...