Barail Group  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Paleogene
 ....Barail Group
RTOligocene
 India
 upper Eocene
SNIn Assam and Meghalaya, NE India. Upper Eocene-Oligocene. Indexed with age or ages. Added to Thesaurus in 1989.