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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 Bivalvia
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Order Veneroida
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Superfamily Lucinoidea
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Family Thyasiridae
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Genus Thyasira
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Species Thyasira alleni
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Species Thyasira croulinensis
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Species Thyasira cycladia
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Species Thyasira elliptica
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Species Thyasira equalis
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Species Thyasira flexuosa
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Species Thyasira grandis
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Species Thyasira granulosa
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Species Thyasira incrassatus
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Species Thyasira obsoleta
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Species Thyasira ovoidea
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Species Thyasira plicata
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Species Thyasira pygmaea
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Species Thyasira rotunda
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Species Thyasira simplex
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Species Thyasira subovata
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Species Thyasira subtrigona
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Species Thyasira succisa
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Species Thyasira tortuosa
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Species Thyasira tricarinata
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Species Thyasira triseriata
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Species Thyasira trisinuata
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