Notable for “a unique tooth whorl,” the Macadens olsoni possessed a curved row of teeth that helped the tiny shark crush ...

The National Park Service has announced another ancient shark discovery at Mammoth Cave in Kentucky. The latest find, named ...

MAMMOTH CAVE, Ky. — A new-to-science species of ancient shark was recently discovered in Mammoth Cave National Park in ...

A newly identified ancient shark species, Macadens olsoni, has been at Mammoth Cave National Park. The National Park Service ...

“ Macadens olsoni is notable for its unique tooth whorl, a curved row of teeth designed for crushing small sea creatures.

A newly identified species of ancient shark has been discovered at Mammoth Cave National Park, marking another significant ...

The fossilized tooth of a newly discovered ancient shark species – dating back about 340 million years – has been unearthed ...

The new species is just one in a whole treasure trove of ancient sharks that have been uncovered within the world’s longest cave system as part of ongoing research that aims to survey national parks ...

U.S. researchers discovered a new shark species in rock layers at Mammoth Cave National Park in Kentucky, the National Park Service reported. On October 11, which is National Fossil Day ...

Researchers named the latest ancient shark discovery Macadens olsoni, as a tribute to both the Mammoth Cave and Rickard Olson ...

A new species of ancient shark has been discovered at Mammoth Cave National Park in Kentucky, officials said.

The species, Macadens olsoni, was found in the Ste. Genevieve Formation, rock layers dating back roughly 335 to 340 million ...