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What is a mollusc?
How to build a shell collection
How to look after the collection
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Agulhas aperture axial ribs basal base beach beach-drift bivalves blotches body whorl brown burrow callus capensis capsules cardinal teeth chitons colour columella common species Cypraea dorsal Durban Durban Bay E.A. Smith East London eastern Cape egg-capsules eggs False Bay Family feeding foot gastropods genera genus grooves growth-lines hinge holotype Indo-Pacific infratidally inner lip Jeffreys Bay Kilburn Krauss Lamarck larvae lateral tooth left valve ligament living low-tide pools mantle cavity margin Maximum length molluscs Mozambique Namibia narrow Nassarius Natal Natal Mus Natal south coast natalensis nodules notes oblique occur Operculum outer lip pale pallial sinus periostracum plates Port Alfred posterior end protoconch radial ribs radula range reddish-brown sand sculpture shallow Shell small shoulder siphonal canal slightly smooth sometimes Southern Africa Sowerby specimens spiral ridges spiral threads spire Superfam surface suture synonym thick thin tropical umbilicus umbo umbones usually varices veliger western Transkei