New Zealand Seashore

DSC_9694 Knobbed top snail (Diloma bicanaliculata) a solid, conical and flattened shell with prominent nodules arranged spirally. Found at mid to high tide levels on the underside of smooth boulders on semi-exposed to exposed rocky shores. Butterfly Bay, Huriawa Peninsula

DSC9694Knobbledblack top snailDilomabicanaliculataButterfly BayHuriawa Peninsula