Cretaceous Period

Kronosaurus

Kronosaurus was a massive marine reptile called a pliosaur which lived in the waters around northeastern Australia during the middle Cretaceous Period circa 105-100 million years ago. The fossils of this animal were discovered in 1899 in Queensland, Australia, consisting… Read More ›

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 ›