Hapuna, Hawaii, 46mm

Waimanalo, Oahu, 52mm

Hapuna, Hawaii, 37mm

Waimanalo, Oahu

A rare species found along beach slopes below the high water mark.  Spire often damaged, extent of dark banding variable.  Feeds on worms at night using its broad foot as a sail to surf up and down the sandy slope with successive waves, quickly burying as the water recedes.  Attains 3 inches.   Hawaii & the Indo-Pacific.