JURASSIC AMMONITES PRESERVED IN A CLAYSTONE NODULE - Marston Magna, Somerset
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IN A CLAYSTONE NODULE
190 million years old
Lower Lias
Marston Magna, near Yeovil, Somerset
A nodule which is crowded with dozens of small ammonites tightly packed together. This is a very attractive specimen where the ammonites have been carefully revealed by skilful preparation work.
Ammonites are extinct marine shellfish that were common during the age of the dinosaurs, a period of the Earth's history when much of England was submerged beneath warm seas.
It has a flat base so that it displays well without the need for a stand.
Size: 10 x 9 x 3 centimetres
Weight: 382 grams