Brittle shell up to about 5 cm in length. Dirty white in colour. Shell surface is rough sculptured with irregular concentric ridges and fine radiating lines. Cruciform muscle scars sometimes clear. Deep pallial sinus which is partially confluent with the pallial line.
Key identification features
- Lower margin of pallial sinus not entirely confluent with pallial line
Ecology and behaviour
Burrows in sand
Distribution and status
RareNorwegian Sea and Baltic to the Iberian Peninsula and into the Mediterranean and Black Sea.