Steromphala cineraria (Linnaeus, 1758) .
Shell has grey or bluish grey bands radiating from apex across the whorls.
Shell profile of fully grown 15mm high S. cineraria may be like traditional bee-hive; not stepped. Juveniles have lower profile.
Umbilicus progressively narrows with age. Adult shell may have very restricted or completely closed umbilicus, but juveniles may have large round umbilicus.
Snout short, yellowish or brownish with transverse brown lines; lacks bright blue papillae.
All round Britain.