Emarginula crassa
Distribution and status
Frequent?
Occurs from the north of Norway to the south of the British Isles.
Ecology and behaviour
Found under stones.
Similar species
- Emarginula fissura has much coarser sculpturing of shell surface
- Emarginula rosea has much coarser sculpturing of shell surface
Key identification features
- Fine reticulated sculpture with about 50 radiating ridges
Taxon version key
[NBNSYS0000175106]
Sort order
560
Taxonomic group
Marine snail
Conical shell up to 30mm in length (15mm in height) with a slit in the anterior margin. The shell is white both inside and out. The surface is sculptured with a fine reticulate pattern with about 50 radiating ridges interspersed with finer ones.