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

The turtle was a land-living species while the lizard-like reptile was related to New Zealand's modern-day Tuatara. Also found were fossils of some other reptiles including armored plant-eaters, a ...

Researchers have discovered a new species of pterosaur - a winged reptile that lived alongside dinosaurs 200 million years ...

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 ...