If a person were to provoke a sand shark, it may retaliate defensively. The sand shark has a unique hunting strategy. Odontaspis is a genus of sand shark with two extant species. With him lives a female sand shark named Hermosa. Johnlonginae is an extinct subfamily of sand shark with two genera&colon; "Johnlongia" and "Pseudomegachasma". The sand shark can grow up to long, and most adults can weigh around .