Jurassic ichthyosaur coprolite (poo) from Lyme Regis (43mm) crinoid The combined weight of both

The combined weight of both pieces is 290 grams

It is preserved in calcite and has been coated in a reversible (soluble) lacquer for protection

7 inches) across and is very well preserved with great detail in the ribbing and perfect centres on both sides

The piece of limestone matrix measures 400 mm across and contains dozens of juvenile ammonites

it weighs 72 grams

Jurassic ichthyosaur coprolite (poo) from Lyme Regis (43mm) crinoid The combined weight of bothA nice example of an ichthyosaur coprolite fossil from the world famous Jurassic Coast beach of Lyme Regis, Dorset UK. The fossil is matrix free and measures 43 mm (1. 7 inches) across, which is a good size for this fossil type. It represents the poo of the animal, which sank to the seafloor and was preserved in the soft mud. The fossil is well preserved and has been prepared using air abrasive techniques to remove all matrix. It has good detail in