Interior and exterior faces of long, frail, translucent opercula from specimens with shell heights 10.2 and 6.3 mm. Narrow adapical tips folded down on smaller one.
Llŷn Peninsula, Wales, September 2015. Leg. P. Brazier.
Interior and exterior faces of long, frail, translucent opercula from specimens with shell heights 10.2 and 6.3 mm. Narrow adapical tips folded down on smaller one.
Llŷn Peninsula, Wales, September 2015. Leg. P. Brazier.