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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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Myriapoda (millipedes, centipedes, and relatives)
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Class Diplopoda
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Order Polyzoniida
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Family Hirudisomatidae
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Genus Heterozonium
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Genus Hirudisoma
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Genus Leiosoma
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Genus Mexiconium
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Genus Nepalozonium
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Genus Octoglena
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Genus Orsiboe
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