Common under rocks or rubble in shallow water, except Hawaii, where it suddenly became established around 2020.  The dark brown dorsal surface is glossy and  covered by small granules, and orange teeth reach the margins.  The dorsum quickly fades to gray after death.  Attains 1.2 inches, 30 mm.  Red Sea to Japan, Hawaii, and French Polynesia.  Formerly known as Cypraea staphylaea.