Sharks have ruled the Earth’s oceans for 400 million years and recent research on fossilized shark teeth has led to the discovery of an innovative method for dating ancient sediments.

The university museum’s collection from Rio do Meio includes teeth from at least eight different species—and shark teeth are a treasure chest of information. In a recent paper, Burg Mayer and ...

AN INCREDIBLE nine million year old ancestor of the great white shark has been discovered in Peru. The 23ft long beast had huge flesh-tearing teeth that ripped through its prey and could grow up ...

Remarkably, fossil shark teeth are also incredibly abundant ... sloths are not found at the Montbrook site (5.85 million years old) but are found at the Palmetto Fauna Bone Valley site (5.22 ...

It was also around this time that the first plants invaded the land. The earliest shark-like teeth we have come from an Early Devonian (410-million-year-old) fossil belonging to an ancient fish called ...

This shark is believed to have been an ancestor of the famed great white. The fossil has shown that its teeth spanned up to an astonishing 8.9cm in length. For comparison, the great white shark ...

LIMA – Paleontologists in Peru on Jan 20 unveiled a nine million-year-old fossil of a relative ... ancestor of the great white shark. It is now extinct, but its teeth once spanned up to 8.9cm ...

not sharp teeth. If that hypothesis is correct, the closest living relative would be the Port Jackson shark, found in Australia in modern times, he said. Though 66-million-year-old vomit is very ...