Goniatite with Zigzag Sutures - Ammonoid Fossil Replica

A globular goniatite with bold zigzag suture lines. The preview shows a tightly coiled, inflated shell with a small centre, crossed by chevron-shaped lines that bend into sharp points across the flanks. One solid piece, about 6.7 cm across and 2.5 cm thick. Goniatites were early ammonoids that lived in the Palaeozoic seas, from the Devonian to the end of the Permian, roughly 390 to 252 million years ago, long before the Jurassic and Cretaceous ammonites. Suture lines mark where the internal cha…

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