Olivella miliola
Olivella miliola is a species of small sea snail, marine gastropod mollusk in the subfamily Olivellinae, in the family Olividae, the olives. Species in the genus Olivella are commonly called dwarf olives.
Description
The length of the shell varies between 4 mm and 5 mm.Members of this order are predominantly gonochoric broadcast spawners. Members grow from the embryonic stage to planktonic trochophore larvae to juvenile veligers before reaching their adult stage.