Scientists figured out that the predators were lumped in with a previously named mosasaur species. The new one, called Tylosaurus rex, could grow to 43 feet long, about the length of a school bus ...

A new species of mosasaur — one of the largest marine reptiles ever documented ...

Mosasaurs are extinct marine lizards, spectacular examples of which were first discovered in 1766 near Maastricht in the Netherlands, fueling the rise of the field of vertebrate paleontology.

Mosasaurs are extinct marine lizards, spectacular examples of which were first discovered in 1766 near Maastricht in the Netherlands, fueling the rise of the field of vertebrate palaeontology (the ...

Tyrannosaurus rex might be the most feared dinosaur to ever walk the Earth, but there was once another T. rex that terrorised ...

Researchers are calling for CT scans to confirm the authenticity of a Cretaceous period fossil that led to the identification of a new mosasaur species. Reading time 3 minutes In 2021, scientists ...

A never-before-seen mosasaur species first described in 2021 may be based on forged fossils, a new study suggests. Researchers are now calling for computed tomography (CT) scans of the remains to ...

At the end of the Cretaceous Period, a type of giant reptile called mosasaurs occupied and dominated oceanic food webs. Mosasaurs had long bodies and were related to both snakes and monitor lizards.

An artist imagines what Globidens alabamaensis would have looked like when present-day Texas was still submerged. Nathan Dehaut, Journal of Paleontological Sciences Roughly 80 million years ago, a ...