LARGE ORTHOCERAS FOSSIL

Extremely large and heavy Orthoceras fossil found in a polished black stone which reveals the inner segmented chambers; Orthoceras is a genus of the extinct nautiloid cephalopod restricted to Middle Ordovician-aged marine limestones of the Baltic States and Sweden, and lived from the Ordovician Period to the Triassic Period, 500-200 million years ago; height 6.4cm (2 1/2in), width 38.1cm (15in), depth 38.1cm (15in)