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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 Neotaenioglossa
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Family Hydrobiidae
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Genus Fontigens
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Species Fontigens aldrichi
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Species Fontigens antroecetes
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Species Fontigens binneyana
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Species Fontigens bottimeri
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Species Fontigens cryptica
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Species Fontigens morrisoni
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Species Fontigens nickliniana
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Species Fontigens orolibas
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Species Fontigens proserpina
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Species Fontigens tartarea
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Species Fontigens turritella
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Species Fontigens weberi
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