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Keywords from Image Description:
Conchyliologie fluviatile de la province de Nanking et de la Chine centrale . Conchylioloqie fluviatile PL LXV bis AttiouI litK Unio Doucjlasiae Gray ' ' ImpBeccruet fr Pans deltae Os'becku PliiUp firmu chloreus Plate LXV bis Illustration biodiversitylibrary org title Heude Pierre NameFound Unio NameConfirmed