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Eumetazoa (metazoans)
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Bilateria (bilaterally symmetrical animals)
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Protostomia (protostomes)
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Mollusca (clams, snails, squids, and relatives)
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Class Gastropoda
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Order Archaeogastropoda
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Family Pseudococculinidae
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Genus Amphiplica
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Genus Caymanabyssia
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Genus Colotrachelus
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Genus Copulabyssia
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Genus Kaiparapelta
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Genus Kurilabyssia
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Genus Mesopelex
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Genus Notocrater
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Genus Pseudococculina
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Genus Pseudococulina
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Genus Tentaoculus
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