Montiertes Ammonit | Madagaskar Ichthyosauriers All ammonites possessed a chambered

All ammonites possessed a chambered shell which they used for buoyancy control

Aragonite is always found in deposits formed near the earth's surface at low temperatures

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showing growth lines as can be seen in the detailed pictures

Montiertes Ammonit | Madagaskar Ichthyosauriers All ammonites possessed a chamberedOrigin: Madagascar Size: H32cm W28cm D13cm Weight: 8. 3 kg Description: An ammonite, mounted on a handmade custom stand that highlights the spiral shape so typical of ammonites. Additional Information: Ammonites were shelled cephalopods that became extinct around 66 million years ago. Their fossils are found all over the world. All ammonites possessed a chambered shell, which they used to regulate their buoyancy. Their geometry and beauty have