This mosasaur skeleton, belonged to Tylosaurus proriger, measures about 29 feet long and is on display at Sternberg Museum of Natural History in Kansas. Tylosaurs lived about 88 to 78 million years ...

I certainly wasn’t the first to imagine such scenes from a time when a shallow sea encroached over what is now the middle of North America. Charles H. Sternberg – a skilled 19th century fossil hunter ...

Oct. 12 (UPI) --Scientists have identified the smallest Tylosaurus mosasaur specimen in the fossil record. Though unearthed nearly 15 years ago, scientists were unsure of the fossil's identity.

A paleontological discovery made in Kansas back in 1991 is now being hailed as the smallest Tylosaurus mosasaur ever uncovered. Unearthed from a Late Cretaceous rock formation dubbed Niobrara Chalk, ...

Welcome back to The Queue, the daily Q&A column in which the WoW Insider team answers your questions about the World of Warcraft. Matthew Rossi will be your host today. Tylosaurus was a mosasaur, a ...

The smallest Tylosaurus mosasaur fossil ever found has been revealed in a new study in the Journal of Vertebrate Paleontology and surprisingly it lacks a trademark feature of the species. The fossil, ...

An 85-million-year-old fossil found in Kansas in 1991 is that of a newborn mosasaur, a prehistoric sea monster featured in “Jurassic World.” The fossil is said to be that of the youngest mosasaur ever ...

Suspended within the swell of a Late Cretaceous sea, a grinning Tylosaurus looms over a fleeing marine turtle known to paleontologists as Protostega. A flock of Pteranodon hang in the background – no ...