MOLLUSCA : Littorinimorpha : LittorinidaeSNAILS, SLUGS, ETC.

Lacuna (Lacuna) crassior (Montagu, 1803)

Distribution Map from NBN: Lacuna (Lacuna) crassior at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Lacuna (Lacuna) crassior at iNaturalist World Species Observations database.

WoRMS: Lacuna (Lacuna) crassior at World Register of Marine Species.

 Picton, B.E., Keatley, L. & Morrow, C.C. (2026). Lacuna (Lacuna) crassior. (Montagu, 1803). [In] Encyclopedia of Marine Life of Britain and Ireland.
https://habitas.org/mbdp/species.php?item=W2420. Accessed on 2026-11-01