ecofactbook
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species
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Animalia
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Mollusca
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Monoplacophora
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Palaeacmaeidae
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Palaeacmaea
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Palaeacmaea humilis
Palaeacmaea irregularis
Palaeacmaea irvingi
Palaeacmaea magnifica
Palaeacmaea typica
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Palaeacmaea humilis