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Eumetazoa (metazoans)
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Bilateria (bilaterally symmetrical animals)
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Protostomia (protostomes)
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Platyhelminthes (flatworms)
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Class Turbellaria
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Order Kalyptorhynchia
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Family Polycystididae
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Genus Duplacrorhynchus
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Species Duplacrorhynchus heyleni
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Species Duplacrorhynchus major
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Species Duplacrorhynchus megalophallus
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Species Duplacrorhynchus minor
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