Cleoniceras sp. - Red Flash
A polished Cleoniceras ammonite which brings out the brilliant flashes of red and green in the aragonite shell material (produces an "opal-like sheen!") from the Cretaceous of Madagascar.
XM304 Size: 2-3/8"
Note - Adding 15 Madagascar ammonites in December 2025 --> Link to Madagascar ammonites
