CERATOPSIAN TOOTH
 
Like modern sharks, dinosaurs shed their teeth throughout their lives. This tooth is from a specific group of horned dinosaurs whose excat species has yet to be described by science.   
 
AGE: 80 - 75 Million Years Old
Cretaceous Era 
 
SPECIES: Unidentified Ceratopsian 
 
SPECIMEN: Tooth
 
DISCOVERED: Montana. Judith River Formation