Poposaurus walked like a dinosaur. That’s weird, because the Triassic critter wasn’t a dinosaur at all, but a peculiar archosaur more closely related to crocodiles. Even though paleontologists ...

The fossilized bones of Poposaurus, an early crocodilian species that once roamed modern day Utah, spent more than 200 million years embedded in rock before Yale paleontologists began excavating them ...

Poposaurus comes from a group of extinct relatives of the crocodile known as Poposauroidea. Crocodiles and birds share an evolutionary heritage with dinosaurs and pterosaurs, despite there being ...

Poposaurus, from a group of extinct relatives of the crocodile known as Poposauroidea. This crocodilian was around four meters long and lived alongside dinosaurs from 237 to 201.3 million years ago ...

A pair of prehistoric predators stand together in the preparators’ lab in the basement of the Yale Peabody Museum. Poposaurus, a 200-million-year-old bipedal carnivore, bares its pointy teeth. To its ...

However, Poposaurus was a crocodilian. Not the snouty, low-striding stubby-legged predator of today, but a fleet crocodilian offshoot that provides a new view of life 220 million years ago. The most ...

Animalia Chordata Vertebrata Sauropsida Reptilia Archosauria Pseudosuchia Poposauridae Metadata Usage ...