JURASSIC ICHTHYOSAUR VERTEBRAE IN CROSS SECTION - 180 million years old - Whitby, Yorkshire
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JURASSIC ICHTHYOSAUR VERTEBRAE IN CROSS SECTION
180 million years old
Upper Lias. Whitby, North Yorkshire
Four ichthyosaur vertebrae contained inside a pyrite concretion. The concretion has been cut in half and polished revealing the vertebrae in cross-section.
A layer of silvery pyrite can be seen along the edges of the concretion.
A fascinating and unusual specimen. On the reverse are several partial pyritised ammonites.
Click on a picture for a larger image
Size: approx. 10 x 9 x 2 centimetres
Weight: 348 grams