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Eumetazoa (metazoans)
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Bilateria (bilaterally symmetrical animals)
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Protostomia (protostomes)
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Platyhelminthes (flatworms)
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Class Cestoda
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Order Proteocephalidea
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Family Proteocephalidae
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Genus Proteocephalus
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Species Proteocephalus longicollis
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Species Proteocephalus pinguis
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