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Eumetazoa (metazoans)
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Bilateria (bilaterally symmetrical animals)
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Protostomia (protostomes)
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Mollusca (clams, snails, squids, and relatives)
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Class Gastropoda
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Order Basommatophora
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Family Planorbidae
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Genus Planorbella
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Species Planorbella ammon
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Species Planorbella binneyi
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Species Planorbella campanulata
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Species Planorbella columbiensis
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Species Planorbella corpulenta
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Species Planorbella duryi
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Species Planorbella magnifica
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Species Planorbella multivolvis
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Species Planorbella occidentalis
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Species Planorbella oregonensis
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Species Planorbella pilsbryi
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Species Planorbella scalaris
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Species Planorbella subcrenata
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Species Planorbella tenuis
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Species Planorbella traski
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Species Planorbella trivolvis
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Species Planorbella truncata
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