This is the oldest fossil of a plesiosaur from the dinosaur era
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The long-necked marine reptiles known as plesiosaurs are one of the icons of the dinosaur age.
The long-necked marine reptiles known as plesiosaurs are one of the icons of the dinosaur age.
Georg Oleschinski The long-necked marine reptiles known as plesiosaurs are one of the icons of the dinosaur age.