Oklahoma team finds 450-million-year-old crinoid fossil with preserved soft tissue
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University of Oklahoma paleontologists identified a museum specimen of a crinoid, a starfish relative from Earth’s early coral reefs more than 450 million years ago, that retains delicate soft parts while most crinoid fossils are skeleton-only. The exceptionally rare find offers new detail on how those ancient marine animals fed, survived, and evolved long before dinosaurs.
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