Stegosaurus Tail Spike Styracosaurus Although retaining some land-animal characteristcs

Although retaining some land-animal characteristcs (like differentiated teeth)

3---spinosaurus tooth

Cleveland-Lloyd Quarry of Utah

Skin impressions in the surrounding sediment show the varied shapes of the scale from one region of the body to another

triangular spikes may have protruded laterally along each side of the tail

Stegosaurus Tail Spike Styracosaurus Although retaining some land-animal characteristcsWhile Stegosaurus plates may have regulated the beast's body heat, it's the tail spikes that got all the action. One swat with the lizards giant tail and these big amour piercing spikes would quickly deter a would be attacker. Stegosaurus sp. Late Jurassic (150 m. y. a.) Morrison Formation Cleveland Lloyd Quarry, Utah Shipping Included