Replica of a Pachycephalosaur skull

An authentic-scale replica of a Stegoceras validum skull is offered, one of the dinosaurs belonging to the pachycephalosaurids (Pachycephalosauridae), famous for their domed armored skulls. This specimen was recovered from the rich fossil deposits of the Hell Creek Formation, in the western North America. • Exact geological period: Late Cretaceous. Specifically within the Maastrichtian stage (approximate temporal range of 68 to 66 million years ago). • Geological Formation: Hell Creek Formation (primarily exposed in Montana, Wyoming and the Dakotas, USA).

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