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Eumetazoa (metazoans)
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Bilateria (bilaterally symmetrical animals)
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Protostomia (protostomes)
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Arthropoda (arthropods)
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Crustacea (shrimps, crabs, lobsters, water fleas, and relatives)
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Class Maxillopoda
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Order Harpacticoida
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Family Pseudotachidiidae
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Genus Archisenia
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Genus Carolinicola
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Genus Cylindronannopus
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Genus Dactylopodella
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Genus Danielssenia
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Genus Jonesiella
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Genus Leptotachidia
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Genus Micropsammis
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Genus Paradanielssenia
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Genus Paranannopus
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Genus Psammis
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Genus Pseudomesochra
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