A shark no larger than a human hand that stalked the ancient sea floor 340 million years ago has been dubbed the “chipmunk ...

It was identified from a collection of small fossilized teeth found within the Ste. Genevieve Formation, a layer of limestone ...

Clavusodens mcginnisi, or McGinnis's nail-tooth, was found fossilized in Mammoth Cave, the world's longest cave system. The fossilized teeth were discovered in the Ste. Genevieve Formation, a layer of ...

Paleontologists at Mammoth Cave National Park have unearthed an ancient shark species previously unknown to science.

The Chipmunk Shark was believed to have swam along the ocean floor that is said to have covered much of central Kentucky ...

An ongoing Paleontological Resource Inventory discovered the new species, called Clavusodens mcginnisi, while collecting ...

A new species of shark has been discovered a Mammoth Cave National Park, where fossil records have revealed more than 70 ...

Members of the obruchevodid petalodont species are nicknamed "chipmunk sharks" because of their small size and chisel-like front teeth and crushing back teeth.The sharks only measured 3-4 inches ...

Scientists have found ancient nail tooth shark fossils deep inside Mammoth Cave in Kentucky, revealing new information about ...