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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 Calohypsibiidae
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Genus Calohypsibius
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Genus Haplohexapodibius
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Genus Haplomacrobiotus
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Genus Hexapodibius
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Genus Parhexapodibius
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