Cretaceous Period

Phaedrolosaurus

Phaedrolosaurus, meaning “elated lizard”, was a species of dromaeosaurid raptor dinosaur which lived in western China during the early Cretaceous Period approximately 130-120 million years ago. In 1963, a team of local geologists were exploring an area near the town… Read More ›

Paranomotodon

Paranomotodon, whose name means “near/almost Anomotodon“, was a primitive thresher shark which lived during the middle and late Cretaceous Period, circa 95-66 million years ago. Anomotodon was an extinct species of goblin shark, and fossil shark teeth which were found… Read More ›

Didelphodon

Didelphodon, known largely from its appearance as a background character in the final episode of the 1999 BBC series Walking with Dinosaurs, was a large prehistoric mammal which lived in North America during the late Cretaceous Period 73-66 million years… Read More ›

Cimoliasaurus

Cimoliasaurus, meaning “chalk lizard” due to its fossils being found within layers of chalk, was a genus of elasmosaurid plesiosaur which lived at the end of the Cretaceous Period 70-66 million years ago, making it one of the last plesiosaurs… Read More ›

Mosasaurus

Mosasaurus was a genus of fully-aquatic marine lizards which lived throughout the world’s oceans during the late Cretaceous Period approximately 75-66 million years ago. Fossils of this animal were first discovered in 1764 within a chalk mine in the town… Read More ›

Siats

Introduction Siats, whose name is in reference to a monster from native Ute folklore, was a large meat-eating dinosaur which lived in Utah during the middle Cretaceous Period 98 million years ago. As far as we know, Siats was the… Read More ›

Megaraptor

Megaraptor was a 25 foot long carnivorous dinosaur which lived in Argentina during the late Cretaceous Period 90 million years ago. The fossils of this animal were discovered by the Argentinian paleontologist Fernando Novas in northwestern Patagonia, Argentina in 1996…. Read More ›

Neovenator

Neovenator salerii was a 25 foot long meat-eating dinosaur which lived in England (and possibly other parts of Europe) during the early Cretaceous Period 125 million years ago. Fossils of this animal were first discovered in 1978 on the Isle… Read More ›