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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 Trematoda
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Order Echinostomida
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Family Paramphistomatidae
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Genus Allassostoma
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Genus Allassostomoides
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Genus Calicophoron
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Genus Chiorchis
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Genus Cleptodiscus
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Genus Cotylophoron
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Genus Megalodiscus
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Genus Ophioxenos
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Genus Paramphistomum
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Genus Pisciamphistoma
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Genus Pseudophisthodiscus
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Genus Stichorchis
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Genus Wardius
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Genus Zygocotyle
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