Coelacanth: World's oldest fish rediscovered after being lost for 60 million years
The coelacanth, a 400-million-year-old ancient fish, was assumed to be extinct until its rediscovery in 1938, revealing the ...
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World’s oldest fish was presumed extinct for 60 million years before being rediscovered
Researchers classify the coelacanth under the group Sarcopterygii, which include the earliest ancestors of amphibians, reptiles, and mammals.