Habitat: Present in shallow water Distribution: Found both in ocean side and bay side intertidal zones and both shallow and deep zones in the Florida Keys area. Natural History Notes: Included in sub class Pteriomorphia. Characteristics: Shell yellow-white with blotches of bright red, maroonn, or lavender. The left value is often more brightly coloured than the right. Max. shell height 2 inches and max. shell length 3 inches.