Large, un-pigmented translucent spots are yellowish when over coloured viscera.
The mantle rim runs along each side of the body from a bright white lobe behind the gills (1) to the anterior where it forms an anterior veil (2) with about eight short, pale lobes. The dorsal surface of the foot periphery forms a grey-white band sprinkled lightly with minute black (apparent dull green) specks (3).
Length 10.5 mm. Menai Strait, Wales. March 2012.