cool-critters:

Purple-ring topsnail (Calliostoma annulatum)

The purple-ring topsnail is a medium-sized sea snail with gills and an operculum.This is a sublittoral marine gastropod mollusk in the family Calliostomatidae. This snail lives off of the Pacific coast of North America.his species is fairly omnivorous, feeding seasonally on kelp, sessile fauna like bryozoans, and detritus.

photo credits:

Peter Liu Photography, Ed Bierman