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Eumetazoa (metazoans)
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Bilateria (bilaterally symmetrical animals)
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Deuterostomia (deuterostomes)
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Echinodermata (sea stars, sea urchins, sea cucumbers, and relatives)
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Class Ophiuroidea
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Order Ophiurida
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Family Ophiodermatidae
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Genus Ophiarachna
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Species Ophiarachna affinis
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Species Ophiarachna delicata
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Species Ophiarachna discrepans
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Species Ophiarachna incrassata
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Species Ophiarachna mauritiensis
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Species Ophiarachna megacantha
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Species Ophiarachna ohshimai
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Species Ophiarachna quinquespinosa
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Species Ophiarachna robillardi
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