This crest was composed mainly of fused head bones and was probably covered with soft tissue in life

The Olorotitan was a browsing herbivorous dinosaur that was characterized by its large size

approximately 78 million years ago

with strong legs and an elongated neck and tail

Tylosaurus Variant:Primed This crest was composed mainlyTylosaurus (T. proriger 'Lumpy Lizard') is a genus of mosasaur, a prehistoric marine reptile that lived during the Late Cretaceous period, approximately 86 to 72 million years ago. It was one of the largest marine predators of its time and has been extensively studied by paleontologists due to its impressive size and unique features. Tylosaurus had a long and slender body that allowed it to move quickly in the water. It is estimated that it could