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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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Class Malacostraca
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Order Amphionidacea
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Order Amphipoda
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Order Anaspidacea
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Order Bathynellacea
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Order Cumacea
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Order Decapoda
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Order Euphausiacea
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Order Isopoda
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Order Leptostraca
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Order Lophogastrida
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Order Mysida
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Order Stomatopoda
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Order Tanaidacea
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Order Thermosbaenacea
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