Researchers have described a new species of armored reptile that lived near the time of the first appearance of dinosaurs. With bony plates on its backbone, this archosaur fossil reveals that armor ...

A set of Triassic archosaur fossils, excavated in the 1960s in Tanzania, have been formally recognised as a distinct species, representing one of the earliest-known members of the crocodile ...

Scientists have identified one of the earliest known dinosaur relatives — and it doesn’t look anything like they expected. Researchers had thought that the oldest dinosaur cousins would look rather ...

On a routine early morning prayer walk through undeveloped fields near Viridian, Art Sahlstein felt God throw him a bone. Or, as Sahlstein puts it, “Lots of bones.” Those bones turned out to be ...

Archosaurs have a nearly 250 million year record that originated shortly after the Permian-Triassic extinction event and is continued today by two extant clades, the crocodylians and the avians. The ...

Researchers have uncovered the remains of a never-before-seen ancient creature in a discovery that sheds light on how a group of animals that includes dinosaurs and crocodiles survived the Earth's ...

This photo shows the fossilized cervical vertebra and overlaying osteoderms of the new archosaur species Mambachiton fiandohana. Credit: Sterling, et. al Researchers have described a new species of ...