13 Nucella lapillus. Juveniles 2.2 mm to 3 mm high. Menai Strait, Wales. August 2013.

13 Nucella lapillus. Juveniles 2.2 mm to 3 mm high. Menai Strait, Wales. August 2013.

Globular, smooth, glossy protoconch of 2½ whorls, about 1mm high. Subsequent early whorls with prominent imbricate sculpture. Yellow-brown periostracum lost at later stages.