An "ammonite" is a shelled cephalopod that was an important marine predator until its extinction at the end of the Cretaceous period.
Un "ammonite" es un cefalópodo con concha que fue un depredador marino importante hasta su extinción al final del período Cretácico.
Front | ammonite |
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Back | A member of a group of shelled cephalopods that were important marine predators for hundreds of millions of years until their extinction at the end of the Cretaceous period (65.5 mya). |
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