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these ammonites have been cut open to reveal the internal spiral of the shell
A very large tooth from a Mammathus primigenius
Some specimens will have more than one piece of pyrite in the matrix
The once hollow chambers of the shell of this extinct marine Cephalopod (something akin to a shell–dwelling squid) have been filled with deposits of calcite
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Trilobite Paralejurus gypsum these ammonites have been cutParalejurus trilobites. A Moroccan trilobite whose characteristics include a wide pygidium (rear) with a distinctive fan of ridges . Found in the Mrakib, Alnif, Morocco. Devonian,circa 390 million years old. Price includes a small display stand. In its original matrix, minimum size of the trilobite not including the surrounding stone is 6cm x 5cm
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