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Keywords from Image Description:
Atlas de poche des coquilles des ctes de France Manche ocan Mditerrane communes pittoresques ou comestibles Pl. . Famille Trochids Calliostoma conulus Calliostoma conuloides Calliostoma zizyphinus Calliostoma Laugieri Calliostoma exasperatum Pl Illustration biodiversitylibrary org title Dautzenberg Ph