Edge-on view of thin horn coloured operculum (1) resting on thick whitish opercular disc (2) that extends into lobes when viewed from above. The opercular disc/flap is dark only proximally (3) where it merges with the dark exterior of the columellar muscle. Foot (4) is translucent white with opaque white spots and has a metapodial tentacle (5) projecting from below the opercular disc. Shell height 7.4mm. Orkney, Scotland. May 2017. Leg. S. Taylor.

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