Donax trunculus (abrupt wedge shell, wedge clam), is a bivalve species in the family Donacidae. It is native to the Mediterranean and Atlantic coasts of western Europe. It is locally known as tellin, tellina, or telline in French, coquina in Spanish, and conquilha or cadelinha in Portuguese, and is consumed as a food in these countries. There is a very similar shellfish in Australia locally known as "Pippies"