Amphiplica concentrica is a species of sea snail, a marine gastropod mollusc in the family Caymanabyssiidae.
as with all Caymanabyssiidites, the microsculpture of the protoconch consists of prismatic crystals. They have one or several gill leaflets on the left side of the soft body. If you Google it you see it is brown.
This species occurs in the Atlantic Ocean off the Azores.