MAMMOTH CAVE, Ky. — A new-to-science species of ancient shark was recently discovered in Mammoth Cave National Park in Kentucky. The Macadens olsoni is known for its unique tooth whorl, a curved row ...

A new species of ancient shark has been discovered at Mammoth Cave National Park in Kentucky, officials said. Named Macadens olsoni, the fossils were found in the Ste. Genevieve Formation, dating back ...

It's Shark Week, and Mammoth Cave took the unofficial holiday to announce the discovery of another new shark species. Mammoth Cave announced the discovery of the "Macadens olsoni" Thursday. The fossil ...

Experts say it had a distinct curved row of teeth, used to crush small sea creatures. The fossils found are estimated to be 355 million years old, back when Mammoth Cave was nothing but warm shallow ...

Mammoth Cave National Park’s rich history of paleontological finds has now expanded with the discovery of a new species of ancient shark. The shark, named Macadens olsoni, is known for its unique ...