Great Oolite Series  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Jurassic
 ....Middle Jurassic
 .....Bathonian
 ......Great Oolite Series
RTEngland
SNConsists of upper Estuarine Series, Great Oolite Limestone, Great Oolite Clays and Cornbrash. Oxfordshire and Gloucestershire in W central England.