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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 Plectidae
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Genus Wilsonema
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Species Wilsonema fausti
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Species Wilsonema otophorum
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