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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 Pholadomyoida
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Family Thraciidae
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Genus Parvithracia
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Species Parvithracia ampla
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Species Parvithracia fragilissima
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Species Parvithracia melchior
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Species Parvithracia suteri
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