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Typical gastropod anatomy: identifying the main parts of the shell of a common whelk

Typical gastropod anatomy

For a closer look next time you’re at the beach. Pay close attention to whether you find one with a dextral or sinistral aperture.

Gastropods are the largest class of molluscs which includes limpets, snails and sea slugs. For those who weren’t sure.

Info from the 1971 book, Discovering Sea Shells by Barry Charles

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