Fragile shell up to about 2cm in length. Glossy white, yellow or orange in colour. Sculpture of concentric rings with diagonal striations on the right valve. Relatively deep pallial sinus which is confluent with the pallial line. Cruciform muscle scars indistinct.
Key identification features
- Diagonal striations on right valve
- Fragile shell
Similar species
- Angulus tenuis does not have the diagonal striations on right valve
- Angulus squalidus has a more solid shell and distinct ridge running to the posterior of shell
Ecology and behaviour
Burrows in clean sand or muddy sand where it feeds on organic detritus picked up through the siphon.
Distribution and status
Common
Norway down to the Iberian Peninsula and into the Mediterranean and Black Sea.