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Eumetazoa (metazoans)
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Bilateria (bilaterally symmetrical animals)
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Protostomia (protostomes)
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Nematomorpha (horsehair worms)
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Class Not Assigned
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Order Gordioidea
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Family Chordodidae
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Genus Beatogordius
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Genus Chordodes
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Genus Dacochordodes
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Genus Digordius
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Genus Euchordodes
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Genus Gordionus
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Genus Lanochordodes
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Genus Neochordodes
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Genus Noteochordodes
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Genus Pantachordodes
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Genus Parachordodes
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Genus Paragordionus
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Genus Paragordius
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Genus Progordius
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Genus Pseudochordodes
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Genus Pseudogordius
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Genus Semigordionus
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Genus Spinochordodes
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