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Apertural and lateral view of shell.
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Dorsal view of fossil shell.
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Apertural and lateral view of shell.
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Apertural and lateral view of shell.
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Apertural and lateral view of shell.
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Dr. Stephen J. Gould with hermit crab inside Cerion caerulescens shell.
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Apertural and lateral view of shell
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Fossil shell fragment