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Eumetazoa (metazoans)
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Bilateria (bilaterally symmetrical animals)
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Deuterostomia (deuterostomes)
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Order Enterogona
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Family Agneziidae
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Genus Adagnesia
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Genus Agnesiopsis
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Genus Agnezia
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Genus Caenagnesia
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Genus Proagnesia
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Genus Pterygascidia
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