Late Cretaceous

News: “Nanook of the North”? New tyrannosaur species from Alaska

Paleontologists have recently announced the discovery and naming of a new tyrannosaur species from Alaska. They have called it Nanuqsaurus hoglundi. The discovery was made by a team of paleontologists working for the Perot Museum of Nature and Science, located… Read More ›

Triceratops

Triceratops was the last and largest of the ceratopsians, the “horn-faced” dinosaurs – other familiar members of this group include Chasmosaurus, Styracosaurus, and Protoceratops. Triceratops existed from about 70-65.5 MYA, and measured 30 feet long. There are currently two confirmed… Read More ›

Ornithomimus

Ornithomimus (“bird mimic”) is a dinosaur genus belonging to a group commonly known as the “ostrich dinosaurs” or “ostrich mimics”. This name comes from their very ostrich-like appearance, with toothless beaks, long swan-like S-shaped necks, and powerful muscular legs. There… Read More ›

Edmontosaurus

Edmontosaurus was a type of hadrosaur, commonly called a “duck-billed dinosaur” which lived in western North America at the end of the Cretaceous Period, dating from approximately 75-65.5 MYA – that’s right, another Hell Creek dinosaur! Currently, there are two… Read More ›

Dromaeosaurus

Dromaeosaurus albertensis was a six-foot carnivore which lived in western North America during the Late Cretaceous Period. It is a distant cousin of Deinonychus and Velociraptor. Only one fragmentary skeleton was found in Alberta, Canada, although its teeth have been… Read More ›

Pachycephalosaurus

Pachycephalosaurus wyomingensis was the last and largest of the so-called “dome-headed” dinosaurs. It measured fifteen feet long and lived 68-65.5 million years ago, right at the very end of the age of dinosaurs. Its fossils have been found in Wyoming… Read More ›