Distribution and status
Occurs from the British Isles south to the Mediterranean.
Ecology and behaviour
Lives in the interstitial spaces of gravel bottoms.
- Emarginula crassa has a much finer reticulated sculpture on shell surface
- Emarginula fissura has apex close to the centre of the shell
Key identification features
- Apex is almost above the posterior edge of the shell
- Apex is below the highest point of the shell
Taxon version key
Conical shell up to 6mm in length (4mm in height) with a slit in the anterior margin. The shell is white often with a pinkish tinge. The surface is sculptured with a coarse reticulate pattern with 35-40 radiating ridges.