Extinct Car-Size Shark Discovered

The big predator plied the ancient waters of both the Atlantic and Pacific.

A big new species of ancient shark has been identified and named.

Likely related to the largest shark that ever lived—the infamous megalodon—the new species, Megalolamna paradoxodon, grew to be the size of a car. Scientists described the new species in the journal Historical Biology on Monday.

The big fish lived in the Miocene, about 20 million years ago, and likely swam in shallow waters at mid-latitudes, in both the Atlantic and Pacific, the scientists wrote. They determined this by studying five tooth samples, which were found in California, North Carolina, Japan, and Peru. Those teeth were nearly two inches long. (See how the world's sharks stack up in size.)

The teeth also have a unique shape and mosaic-like structure

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