Entry from British & World English dictionary
Definition of spindle shell in English:
A predatory marine mollusc which has a shell that forms a long slender spiral with a narrow canal extending downwards from the aperture.
- Neptunea antiqua (family Buccinidae) of northern seas, and Fusinus and other genera (family Fasciolariidae) of tropical and temperate seas, class Gastropoda
Definition of spindle shell in: