Mosasaurs, extinct marine reptiles that dominated Earth's oceans during the Late Cretaceous period, have fascinated scientists since their discovery in 1766 near Maastricht, Netherlands. These ...

Mosasaur evolution represents one of the most striking examples of evolutionary innovation among marine reptiles. Emerging in the mid-Cretaceous, these marine squamates rapidly diversified to occupy a ...

An enormous sea snake from Norse legend that was fathered by the trickster god Loki and grew big enough to circle the globe is now the namesake for a different type of “monster” — a newly discovered ...

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 ...

A remarkable discovery in Morocco has shed light on a mysterious ancient marine predator, Carinodens acrodon, a small but highly specialized mosasaur that roamed the oceans during the late Cretaceous ...

A fossil discovered by a Bureau of Land Management team in southern Utah is providing insights into the evolution of a family of reptiles that existed during the latter part of the dinosaur age.

(DALLAS) -- When amateur fossil finder Van Turner discovered a small vertebra at a construction site near Dallas 17 years ago, he knew the creature was unlike anything in the fossil record. Scientists ...