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Sinistrofulgur perversum
The egg casing of The lightning whelk, scientific name Sinistrofulgur perversum, is an edible species of very large predatory sea snail or whelk, a marine gastropod mollusc in the family Busyconidae, the busycon whelks. This species has a left-handed or sinistral shell. It eats mostly bivalves.
Found on Belleair Beach, FL (Gulf of Mexico)
2 Comments
Thank you, Daniele! :)
What a fantastic structure! Great spotting Sarah.