long – certainly not big enough to swallow you – this led them to nickname it the “chipmunk shark”. The McGinnis’ nail tooth shark also belongs to a group of jawed, cartilaginous fish ...

It belonged to a group of sharks known as obruchevodid petalodonts, or chipmunk sharks, because of their tiny size and unusual teeth. The shark's back teeth had flat crowns and long bases ...

Rendering courtesy of the National Park Service A shark no larger than a human hand that stalked the ancient sea floor 340 million years ago has been dubbed the “chipmunk shark” by researchers ...

Researchers have discovered a new-to-science species of ancient shark during an ongoing paleontological resource inventory at ...

(FOX 56) — A new species of ancient shark was recently discovered at Mammoth Cave National Park. Fossilized teeth of the ...

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 ...

The fossilized remains of a newly discovered ancient shark species found in the depths of Kentucky’s Mammoth Cave National Park reveal not the sharp, pointy gnashers you’d associate with Hollywood’s ...

This “chipmunk shark” packed quite a punch with its strange set of teeth. Its diet varied from shrimp to worms to hard-shelled brachiopods — generally crunchy things. The discovery ...

The animal lived 340 million years ago and belonged to a group of sharks known as obruchevodid petalodonts, or "chipmunk sharks" because of their tiny size and unusual teeth. These sharks grew to ...

Clavusodens mcginnisi measured between 3 and 4 inches (8 to 10 cm), earning it the nickname "chipmunk shark." Its posterior teeth, flat and elongated, resembled rusty nails, while its anterior teeth ...