Ichthyosaur Tooth - Lyme Regis, Dorset

This well-preserved Ichthyosaurus (Communis sp.) tooth rests on a small piece of limestone. 

Location: Black Ven, Lyme Regis, Dorset, England

Age: Lower Jurassic, Lower Lias - 200 million years old

Measurements: Tooth (2.9cm across)

Weight: 18g