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Animalia
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Mollusca
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Gastropoda
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Pleurotomariidae
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Bathrotomaria
Bayerotrochus
Entemnotrochus
Leptomaria
Mikadotrochus
Mourlonopsis
Obornella
Perotrochus
Pleurotomaria
Pyrgotrochus
Sisenna
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Bathrotomaria