Polymita picta, common name the Cuban land snail or the painted snail, is a species of large, air-breathing land snail. Shells of Polymita picta can reach a length of about 20 millimeters (0.79 in). These large shells are shiny and very brightly colored. Normally they show a bright yellow color with a white stripe, but the species is well known for its colorful shell polymorphism, with numerous color varieties. These shells are sought after by poachers and used to make jewelry and trinkets. As a result, the species has become endangered.