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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 Cerithiidae
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Genus Bittium
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Species Bittium alternatum
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Species Bittium arenaense
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Species Bittium armillatum
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Species Bittium asperum
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Species Bittium bartolomensis
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Species Bittium catalinense
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Species Bittium cerralvoense
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Species Bittium challisae
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Species Bittium fastigiatum
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Species Bittium fetellum
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Species Bittium inornatum
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Species Bittium interfossum
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Species Bittium johnstonae
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Species Bittium larum
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Species Bittium mexicanum
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Species Bittium munitum
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Species Bittium nicholsi
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Species Bittium oldroydae
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Species Bittium paganicum
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Species Bittium perparvulum
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Species Bittium reticulatum
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Species Bittium sanjuanense
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Species Bittium santamariensis
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Species Bittium serra
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Species Bittium subplanatum
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Species Bittium tumidum
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Species Bittium vancouverense
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