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Eumetazoa (metazoans)
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Bilateria (bilaterally symmetrical animals)
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Protostomia (protostomes)
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Nemertea (ribbon worms)
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Class Anopla
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Order Heteronemertea
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Family Lineidae
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Genus Cerebratulus
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Genus Craticulineus
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Genus Diplopleura
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Genus Euborlasia
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Genus Lineus
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Genus Micrella
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Genus Micrura
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Genus Notospermus
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Genus Parapolia
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Genus Rhamphogordius
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Genus Zygeupolia
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