ecofactbook
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species
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Animalia
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Mollusca
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Gastropoda
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Potamididae
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Pirenella
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Pirenella alata
Pirenella cingulata
Pirenella conica
Pirenella cyclus
Pirenella incisa
Pirenella inconstans
Pirenella microptera
Pirenella pupiformis
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Pirenella alata