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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 Chromadoria
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Order Araeolaimida
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Family Tripyloididae
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Genus Arenasoma
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Genus Bathylaimus
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Genus Diplobathylaimus
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Genus Ingenia
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Genus Paratripyloides
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Genus Tripyloides
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