(CN) — During an extensive search for new fossil species, Jun Ebersole found one in an old box. “A few years ago, I was looking through the historical fossil collections at the Geological Survey in ...

The collection of Palaeohypotodus bizzocoi teeth. This species was discovered when its teeth were spotted in a box of fossilized shark teeth. Ebersole et al. The species was named P. bizzocoi in ...

Remarkably, fossil shark teeth are also incredibly abundant. Sharks ruled the earth's oceans for 400 million years, and every individual grows and sheds thousands of teeth in their lifetime.

I've always wanted to find teeth like that." Aside from the huge tooth, the family found 30 more teeth, a lot of which have the white veins the teen was looking for.

CREDIT: Benji Paynose/NPS. Scientists found juvenile teeth that belonged to Troglocladodus trimblei. It was likely about 10 to 12 feet long, roughly the same size of a modern oceanic white tip shark.

Gates describes the teeth as being the size of a sand grain. "It amazes me that we can find microscopic shark teeth sitting right beside the bones of the largest predators of all time," he says.

West Ashley resident Larry Taylor found his largest shark tooth about 20 miles inland on a golf course. The tooth is almost 3 inches long, with its serrated edges still intact. He’s found other ...