Rupelis Рупел Chattian Age Oligocene Epoch Phanerozoic Eon Geologic Time Scale (2020) Rupeliano Paleogene Period rupelij Rupeliën a1.1.1.3.1.2 rupeli older bound -33.9 Ma Priabonian Age ルペル期 younger bound -28.1 Ma Cenozoic Era Base of Chattian 鲁珀利期 Rupeliense Rupel Rupel Rupel Rupelian Rupel rupel rupel Rupeli Rupelien Rupelium Rupélien rupeliano Eocene Epoch Rupelian Age Base of Oligocene