The sole is usually the same as the ground colour of the mantle, without any markings except, occasionally, a continuation of the foot’s pale dorsal freckles (1) around the edge.
Length 20 mm. Menai Strait, Wales. March 2016.
The sole is usually the same as the ground colour of the mantle, without any markings except, occasionally, a continuation of the foot’s pale dorsal freckles (1) around the edge.
Length 20 mm. Menai Strait, Wales. March 2016.