Tyrannosaurus rex Tooth Progression, from the juvenile Tinker Kentrosaurus 1 unworn tooth and 1

1 unworn tooth and 1 worn tooth

Cleveland-Lloyd Quarry

The original fossil for this replica was collected on private land in North Eastern Montana

Among the arthrodires were the Dunkleosteus

are members of the dromaeosaur family

Tyrannosaurus rex Tooth Progression, from the juvenile Tinker Kentrosaurus 1 unworn tooth and 1This is an actual cast and reconstruction showing Tyrannosaurus rex tooth progression. It provides a fascinating look inside the tooth regeneration process of the most fierce predator North America has ever hosted. The exterior of the right dentary is intact, while the interior provides an open window to the innermost actions taking place. The Theropod dinosaurs regrew their teeth as the old ones became too worn or broke off. The blood vessels and