Ancient fishes Related Content

Teeth and Jaw of an Ancient Shark
Mar 21 2013 - 9:20am
This well-preserved fossil is the only intact partial skull ever found of a white shark that lived about 6.5 million years ago called Carcharodon hubbelli. The fossil jaw contains 222 teeth, some in rows up to six teeth deep, and may provide evidence that modern day great white sharks evolved from...
Shark Teeth Tell Great White Shark Evolution Story
Nov 16 2012 - 6:05pm
For the last 150 years, paleontologists have debated the origins of the great white shark. Many believe that they descended from the 50-foot megalodon, also known as the megatooth shark (Carcharocles megalodon), which is often imagined to be a vastly inflated great white. But after the discovery of...