Petaloconchus nigricans is a species of sea snail, a marine gastropod mollusk in the family Vermetidae, the worm snails or worm shells.[1]
The maximum recorded shell length is 60 mm.[2]
Petaloconchus nigricans is a species of sea snail, a marine gastropod mollusk in the family Vermetidae, the worm snails or worm shells.
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