basis of record
Hayward, P.J. & J.S. Ryland (Eds.). (1990). The marine fauna of the British Isles and North-West Europe: 1. Introduction and protozoans to arthropods. <em>Clarendon Press: Oxford, UK.</em> 627 pp. (look up in IMIS) [details] Available for editors [request]
source of synonymy
Backeljau, T. (1986). Lijst van de recente mariene mollusken van België [List of the recent marine molluscs of Belgium]. Koninklijk Belgisch Instituut voor Natuurwetenschappen: Brussels, Belgium. 106 pp. (look up in IMIS) [details]
From editor or global species database
Nomenclature Often listed in synonymy as a name available from Fabricius, 1780, but this author merely misidentified Velutina velutina as Helix haliotoideus Linnaeus (currently, Sinum haliotoideum (Linnaeus, 1758) in family Naticidae) and did not introduce a new taxon [details]