Sharks as a species are still going strong ... twisting their heads to rip their food to pieces. Hybodus went extinct 65 million years ago. The most common Hybodus fossils are teeth and spines.

The Hybodus shark lived for a very long time, in various places around the world. Today, fossils have been found everywhere – and all from different eras! One of the more interesting features of ...

The Jurassic shark, Hybodus, had a pair of small horns on its head while another species, Stethacanthus, had a dorsal fin shaped a lot like an iron. Weirdest of all was probably Helicoprion ...

Researchers have discovered a fossil that shares characteristics of an ancient ancestor to sharks, the first such finding in Japan. A fossil of the blade-like part of the hybodus species was found ...