Kosmodraco dakotensis Europasaurus At the riverbank

At the riverbank

they have provided scientists with valuable information about the evolution and diversity of theropod dinosaurs during the Early Jurassic

primarily in the Dinosaur Park Formation

This embryonic raptor

Kosmodraco dakotensis Europasaurus At the riverbankKosmodraco dakotensis was a freshwater choristodere from the Palaeocene of North America. It was originally described as Simoedosaurus dakotensis and was later reassigned to the genus Kosmodraco. This animal was neither a dinosaur nor a crocodile, although its general appearance may have superficially resembled that of certain predatory aquatic reptiles. It belonged to Choristodera, a lineage of semi aquatic diapsids that survived the end Cretaceous