Amalda depressa
Amalda depressa, common name the depressed ancilla, is a species of a small sea snail, a marine gastropod mollusc in the family Ancillariidae.
Description
The length of the shell varies between 11 mm and 26 mm.The spire is shorter than in Amalda australis, and the thickened callus of the columella and spire gives greater width to the top.