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Keywords from Image Description:
Illustrated Index of British Shells Plate . En Illustrated Index of British Shells Plate II Poromya granulataPoromya granulata Poromya subtrigona nomen dubium Pandora rostrataPandora albidaPandora obtusaPandora pinnaLyonsia norvegicaLyonsia norwegicaThracia distortaThracia distortaThracia convexaThracia convexaThracia phaseolinaThracia