Halystina caledonica is a species of extremely small deep water sea snail, a marine gastropod mollusk in the family Seguenziidae.[1][2]
The height of the shell varies between 3 mm and 6 mm.
This marine species occurs off New Caledonia.
Halystina caledonica is a species of extremely small deep water sea snail, a marine gastropod mollusk in the family Seguenziidae.