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Eumetazoa (metazoans)
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Bilateria (bilaterally symmetrical animals)
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Protostomia (protostomes)
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Tardigrada (water bears)
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Class Eutardigrada
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Order Parachela
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Family Beornidae
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Family Calohypsibiidae
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Family Eohypsibiidae
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Family Hypsibiidae
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Family Macrobiotidae
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Family Microhypsibiidae
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Family Necopinatidae
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