Description
Fossilized Triceratops Vertebra, Late Cretaceous Period: North America, South Dakota, Late Cretaceous, Maastrichtian period, ca. 72. 1 to 66 million years ago. A large vertebra from one of the most famous and charismatic of the dinosaurs. The Triceratops (Triceratops horridus) had three distinctive facial horns and a frill-like fan...