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Eumetazoa (metazoans)
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Bilateria (bilaterally symmetrical animals)
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Protostomia (protostomes)
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Class Adenophorea
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Subclass Enoplia
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Order Mermithida
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Family Mermithidae
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Genus Aranimermis
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Genus Capitomermis
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Genus Culicimermis
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Genus Drilomermis
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Genus Empidomermis
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Genus Gastromermis
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Genus Heleidomermis
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Genus Hydromermis
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Genus Isomermis
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Genus Lanceimermis
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Genus Limnomermis
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Genus Mermis
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Genus Mesomermis
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Genus Octomyomermis
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Genus Perutilimermis
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Genus Pheromermis
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Genus Pseudomermis
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Genus Romanomermis
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Genus Strelkovimermis
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Genus Vetus
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