Antarctoneptunea auroraAntarctoneptunea aurora is a species of sea snail, a marine gastropod mollusk in the family Austrosiphonidae.DescriptionAntarctoneptunea aurora is a small to medium-sized buccinid whelk species.DistributionAntarctoneptunea aurora occurs in the Southern Ocean surrounding Antarctica, particularly from the Ross Sea. Specimens have been collected from depths between 188 and 603 metres.