Last Updated
：2025/11/29
fingernail clam
（ plural ）
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A member of the Sphaeriidae family of small to minute freshwater bivalve molluscs.
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fingernail clam
While sampling the pond, she found a tiny fingernail clam tucked beneath a fallen leaf.
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While sampling the pond, she found a tiny fingernail clam tucked beneath a fallen leaf.
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