Gemmula alwyni is a species of sea snail, a marine gastropod mollusk in the family Turridae, the turrids.
Description
The length of the shell attains 81.8 mm, its diameter is 29.7 mm. Distribution This marine species occurs off KwaZulu-Natal, north to the Mozambique Channel, South Africa.
References
External links Kilburn, R.N. (2005). New species of Drilliidae and Turridae from southern Africa (Mollusca: Gastropoda: Conoidea). African Invertebrates. 46: 85-92