An avergage sized shark that is both a scavenger as well as predator. It appears in In the Jaws of Death.
The Hybodus has two horns positioned on the front portion of it's body. Along with having two seprate dorsal fins. Due to their structure it is unknown if these effected their abilities.
During the episode it attacks a large sick Leedsichthys. Biting off bits and pieces allowing it to die.