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Rudist Clams

Rudist clams are mollusks that went extinct about 65 million years ago.
(Smithsonian Institution)
Rudist clams are mollusks that went extinct about 65 million years ago. They were the reef builders of the Cretaceous Period, the heyday of the dinosaurs. Today corals have taken over the role rudists once filled.
Tags: Corals Scientific illustrations Mussels, Oysters & Relatives Paleobiology
January 2010
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