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 ...

Fossils of the pterosaur were discovered in Petrified Forest National Park. The fossils date back 209 million years.

A groundbreaking discovery in Arizona’s Petrified Forest reveals North America’s oldest pterosaur.

WASHINGTON (Reuters) -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 ...

Ben Kligman, a Peter Buck Postdoctoral Fellow and paleontologist at the Smithsonian’s National Museum of Natural History, ...

Researchers were able to date the fossil of the flying reptile, a close cousin of dinosaurs, back to more than 209 million ...

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

Found deep in the backcountry of the Petrified Forest National Park and uncovered by a volunteer in Washington, the specimen helps fill gaps in the fossil record.

The team named the new pterosaur species Eotephradactylus mcintireae. The generic name means ‘ash-winged dawn goddess’ and references the site’s volcanic ash and the animals’ position near the base of ...