Monetaria caputserpentis (Linnaeus, 1758)
Common throughout the Solitary Islands Marine Park. Indo-West Pacific generally, in Australia from Albany in WA across the north and to southern NSW on the east coast.
Habitat consists of corals, rocky shorelines and reefs from the intertidal zone down to depths of at least 200m.
Solid, depressed shell with strong chocolate coloured margins. Dorsal surface brown with numerous pale spots. Mantle is mottled brown with long papillae. Grows to 35mm.