Mosasaurs ruled the water when much of Mississippi was under a shallow tropical sea, paleontologists say. The skull likely represents a smaller mosasaur genus known as the Clidastes, which still ...

Mosasaurs ruled the water when much of Mississippi was under a shallow tropical sea, paleontologists say. The skull likely represents a smaller mosasaur genus known as the Clidastes, which still ...

Mississippi scientists unearth bones of ferocious mosasaur, an ancient sea dragon 'We think it's probably about 40 feet long, which is long for clidastes. It's a mid-size mosasaur, but I've never ...

Mosasaurs ruled the water when much of Mississippi was under a shallow tropical sea, paleontologists say. The skull likely represents a smaller mosasaur genus known as the Clidastes, which still ...

Mosasaurs ruled the water when much of Mississippi was under a shallow tropical sea, paleontologists say. The skull likely represents a smaller mosasaur genus known as the Clidastes, which still ...

The 4-foot-long skull of a giant marine lizard known as a mosasaur has been found in North Mississippi ravine, scientists say.

Mosasaurs ruled the water when much of Mississippi was under a shallow tropical sea, paleontologists say. The skull likely represents a smaller mosasaur genus known as the Clidastes, which still ...

The 4-foot-long skull of a giant marine lizard known as a mosasaur has been found in North Mississippi ravine, scientists say.

Mosasaurs ranged from 30 to 50 feet in length, depending on the genus, and “would eat pretty much anything which could fit into their enormous mouths,” according to the National Park Service.

The 4-foot-long skull of a giant marine lizard known as a mosasaur has been found in North Mississippi ravine, scientists say.

The 4-foot-long skull of a giant marine lizard known as a mosasaur has been found in North Mississippi ravine, scientists say.