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.
- Wedge shaped shell which is triangular in outline
- Margin coarsely serrated
- Sculpture of raidating lines on valve surface
- Donax variegatus has a smooth or very finely serrated margin
Found just below the surface in firm sand on exposed shores. Feed on suspended organic matter collected through relatively short sipons.
Recorded from Norwegian Sea and Baltic. Extends south to the Iberian Peninsula and into the Mediteranean.