Odontaspididae

species of shark

family of fishes

thumb|250x250px|Fossil tooth of Odontaspis acutissima from the lower Burdigalian of Hérault, France. Max Rouger Collection. Odontaspis (from 'tooth') and 'shield') is a genus of sand shark with two extant species.

Carcharias, also known as sand tiger sharks, is a genus of mackerel sharks belonging to the family Carchariidae, of which it is the only extant member. Once bearing many prehistoric species, all have gone extinct with the exception of the critically endangered sand tiger shark.

Striatolamia is an extinct genus of sharks belonging to the family Odontaspididae. These extinct sharks lived from the Early Paleocene to Late Miocene (61.7 to 10.3 Ma).