Olivella, common name the dwarf olives, is a genus of small predatory sea snails, marine gastropod molluscs in the subfamily Olivellinae of the family Olividae, the olives. Olivella is the type genus of the family.
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Olivella nivea, the snowy dwarf olive, is a species of small sea snail, marine gastropod mollusk in the family Olivellidae, the dwarf olives.
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Olivella minuta, common name the minute dwarf olive, is a species of small sea snail, marine gastropod mollusk in the family Olivellidae, the dwarf olives.
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Olivella mutica, common name the variable dwarf olive, is a species of predatory sea snail, a marine gastropod mollusc in the family Olivellidae, the dwarf olives.
(Wikipedia)