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Keywords from Image Description:
Conchyliologie fluviatile de la province de Nanking et de la Chine centrale . CoTLcliylioloie flnviatile NanTioei PL LVI Arnonl litK Imp ecmiet Pans Unio contritus Hexide quadranoulosus Heude Plate LVI Illustration biodiversitylibrary org title Heude Pierre NameFound quadranoulosus NameFound Unio contritus NameConfirmed