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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 Baseodiscidae
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Genus Baseodiscus
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Species Baseodiscus delineatus
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Species Baseodiscus princeps
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Species Baseodiscus punnetti
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