Nick Longrich at the University of Bath, UK, and his colleagues analysed the find and classified it as a new species of mosasaur named Xenodens calminechariin 2021. Read more Largest ever animal ...

As similar fossils turned up, Mosasaurus turned out to be just the first genus of a whole group of marine reptiles—the mosasaurs. More recently, the seagoing reptile has received the Hollywood ...

The ancient mosasaur, a giant marine lizard, was a formidable predator that thrived during the late Cretaceous period, approximately 100 to 66 million years ago. These colossal reptiles ...

KAINAN, Wakayama Prefecture--A mosasaur fossil found in the mountains in the prefecture almost two decades ago has been determined to be a new genus and species that lived more than 70 million ...