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Press Release 10-086
Prehistoric Fish Extinction Paved the Way for Modern Vertebrates

Event of unknown origin occurred as first vertebrates tested land

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A Gladbachus shark fossil used in the research, pictured in the scientists' lab.

A Gladbachus shark fossil used in the research, pictured in the scientists' lab.

Credit: Jason Smith


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Lauren Sallan and Michael Coates handle an actinopterygian fossil in their lab.

Lauren Sallan and Michael Coates handle an actinopterygian fossil in their lab.

Credit: Jason Smith


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The scientists peer at a fish fossil.

The scientists peer at a fish fossil, which tells a tale of long-ago extinctions.

Credit: Jason Smith


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