Description

 A small conical limpet (up to 25 mm in length) with the apex anterior and smooth shell with fine radiating ridges. The external shell is dull white, grey, brown or green with a reddish-brown mottling. The mantle edge is copper-green with two rows of fine tentacles.Eggs are laid in spring and early summer, on firm substrata, as a single layer in a mucus sheet.