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Data sets Publications Expeditions Thesaurus
Jacksonian  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Paleogene
 ....Eocene
 .....Jacksonian
SNNorth American stage. Above Claibornian, below Vicksburgian. Added to Thesaurus in 1989.