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Resumen de Remarques sur le groupe de Nummulites fabianii

George Bombitá

  • The study deals with the phyllo-morphological analysis of the chif species of Nummulites fabianii (plexus-) group. There are described and figured the four representative forms from the Upper Eocene of the Transylvania Basin, these being provisionally considered as subspecies: début, epibole, recoil and passing forms. In order to complete the vertical occurrence, so as the evolution and the taxonomy of this group, there are added some comparative remarks on the ancestral species lately described in the Middle Eocene of the Soviet Armenia, and on the final species of the Oligocene of Biarritz region and Mallorca Isle.


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