A large, heavy species - well known from Indian Ocean waters. This is Tutufa bubo - from the East African Coast. Approx size is 23.5cm. 

The aperture sculpturing and colour are superb on this specimen.  On the dorsum, there are 2 natural 'wormshell' scars where other small shell species had adhered themselves to the host shell ! See photos.

Buy with confidence from Britain's longest established specialist shell dealer - original business started 1938!