Plesiosaur Tooth in matrix

Plesiosaur Tooth in matrixMillions of years before the first humans walked the earth, a sleek and deadly predator ruled the world's warm, shallow seas, and this tooth is direct proof it was there. Lords of the Ancient Sea Plesiosaurs (order Plesiosauria) were not dinosaurs they were a distinct lineage of marine reptiles that thrived from the Early Jurassic through the end of the Cretaceous, roughly 200 to 66 million years ago. They ranged across every ocean on earth, from the

At the same time

but still showcases the iconic serration pattern that makes Hemipristis so recognizable

suggesting the animal occasionally resorted to more abrasive foods during dry periods or environmental stress

solid skull construction and massive head are part of why Triceratops fossils—especially skull elements and frill sections—are so impressive in both museum and private displays

which made contact with tree resin relatively rare — adding to the scarcity of these inclusions in the amber record

especially those recovered directly from offshore ledges by divers

Many of the most impressive jet-black Megalodon teeth on the market today are labeled “offshore South Carolina” for exactly this reason: the right age rocks

part of the diverse group of extinct sloths known as the Mylodontidae

The tooth displays a dark enamel with well-defined serrations

Found in a North Florida river

This rare pathological Palaeocarcharodon Orientalis  with curved root

including what is now Florida