Drillia tholos

Drillia tholos is a species of sea snail, a marine gastropod mollusk in the family Drilliidae.

Description
Drillia tholos is a species of marine snail native to Natal, California. Dead Drillia tholos often form shallow marine sediments. The shells attain lengths of 5 mm, its diameter 2 mm, dextrally coiled.

Distribution
This species occurs in the demersal zone off East London, South Africa.