Oldest Fossil Brain Found in “Bizarre” Prehistoric Fish

Publication: National Geographic News   Date: March 3, 2009   View Article

Digital x-ray images of a “bizarre” 300 million-year-old shark relative have revealed the oldest known fossilized brain, researchers announced yesterday.

The unusual discovery raises hopes that scientists will find other ancient brains and use them to study how gray matter has evolved, said John Maisey, a paleontologist at the American Museum of Natural History in New York.

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