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Eumetazoa (metazoans)
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Bilateria (bilaterally symmetrical animals)
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Protostomia (protostomes)
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Annelida (segmented worms)
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Class Clitellata
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Order Arhynchobdellida
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Family Erpobdellidae
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Genus Dina
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Genus Erpobdella
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Genus Mooreobdella
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Genus Motobdella
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Genus Nephelopsis
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Genus Semiscolecides
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