Zygorhiza, early whale tooth molar Triceratops as well as the various

as well as the various groups of extinct marine reptiles

Paleontologists have recently discovered several feathered dinosaurs in China

Chasmosaur ulna

as their fossils are common in the Old Red Sandstone formation studied by geologists in the early 19th century

Velociraptor was no less fierce

Zygorhiza, early whale tooth molar Triceratops as well as the variousZygorhiza was an archaeocete whale that lived during the late Eocene, about 40 million years ago. This ancient marine mammal had a long snout that contained many sharp teeth. The nostrils were located towards the end of the snout. Although retaining some land animal characteristcs (like differentiated teeth), it was more whale like than Basiliosaurus. It had a snake like body and small hindlimbs (including a mobile knee and toes). Many fossils have