Sand crab

The common term sand crab can refer to various species of crustacean:


 * Crustaceans of the superfamily Hippoidea, often known as mole crabs
 * Hippidae, a family within Hippoidea
 * Emerita (crustacean), a genus within Hippidae
 * Crabs of the subfamily Ocypodidae, also commonly known as ghost crabs
 * Corystes cassivelaunus, found around the North Atlantic, Mediterranean Sea and North Sea
 * Ovalipes australiensis, found on Australia's south coast
 * Portunus pelagicus, an Indo-Pacific swimming crab