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Keywords from Image Description:
Didymoceras stevensoni Muse des Confluences . fr Didymoceras stevensoni Crtac millions d'annes Provenance Etatsunis Dakota du Sud Black Hills Expos au Muse des Confluences Lyon own Vassil other versions cczero Didymoceras stevensoni fossils Fossils in the Muse des Confluences Fossils of South Dakota Cretaceous fossils from