Illawarra Coal Measures  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Permian
 ....Illawarra Coal Measures
RTAustralia
 New South Wales Australia
 Bulli Seam
SNTop of the measures is marked by Bulli Seam, which is conformably overlain by rocks of the Triassic Narrabeen Group. Illawarra District in SE New South Wales. Also search Illawarra.