Olivella hyphalaOlivella hyphala 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.DescriptionThe length of the shell varies between 5 mm and 12 mmDistributionThis marine species occurs off the Abrolhos Archipelago, East Brazil.