Erato voluta (Montagu, 1803)
Strong shell, height 10 mm, retains exposed spire throughout life..
Stout Inhalent siphon.
Animal narrower at anterior, reflecting the shape of the concealed shell.
White spots on tentacles..
Two sides of dark, papillate mantle meet at dorsal median line, small gap shows white shell.
Left: © Karen Boswarva, All rights reserved. Little Loch Broom, Scotland. Sublittoral, 15 m. March 2022
Right Andy Cowley CC BY-NC-SA 2.0 creativecommons.org/licenses/by-nc-sa/2.0/