Solid glossy shell up to 4cm in length. White, yellow, brown or purple. Interior of shell white, often stained yellow, orange or purple. Pallial sinus deep and partially confluent with pallial line.
Key identification features
- Wedge shaped shell which is triangular in outline
- Margin coarsely serrated
- Sculpture of raidating lines on valve surface
Similar species
- Donax variegatus has a smooth or very finely serrated margin
Ecology and behaviour
Found just below the surface in firm sand on exposed shores. Feed on suspended organic matter collected through relatively short sipons.
Distribution and status
Common.
Recorded from Norwegian Sea and Baltic. Extends south to the Iberian Peninsula and into the Mediterranean.
The map provided here shows the distribution of the species based on Conchological Society data.