Ornithomimus is a genus of ornithomimid dinosaurs from the Late Cretaceous Period of what is now North America. Ornithomimus was a swift bipedal theropod which fossil evidence indicates was covered in feathers, equipped with a small toothless beak that may indicate an omnivorous diet.

What era did the Ornithomimus live in?

Ornithomimus lived in North America during the Late Cretaceous period, from 76 – 65 million years ago. Among the last of the dinosaurs, it died out with other dinosaurs at the end of the Cretaceous. They were also prey items for predatory dinosaurs like Tyrannosaurus and Dromaeosaurus.

Where was Ornithomimus found?

The first Ornithomimus fossil was found near Denver, Colorado, USA in 1889, and was named by paleontologist Othniel C. Marsh in 1890. Ornithomimus fossils have been found in North America and Mongolia.