The fossil was found in the Ste. Genevieve Formation, which dates to approximately 335 to 340 million years ago. It was ...

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

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

A new species of ancient shark, named Macadens olsoni, has been discovered at Mammoth Cave National Park through fossil ...

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

In a remarkable discovery, researchers have identified an unknown species of shark that is labelled as extinct.The species ...

Million-Year-Old Shark Fossil With Unique Tooth Arrangement Unearthed From Inside World's Longest Cave System The collection of ancient sharks has received another new entrant from the popular Mammoth ...

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

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

It's Shark Week, and Mammoth Cave took the unofficial holiday to announce the discovery of a ancient shark species.

Scientists have identified a new 335-million-year-old shark species, Macadens olsoni, under Mammoth Cave National Park—one of ...