The Quarterly Journal of the Geological Society of London, Volumen 10

appear Basement-bed beds Bituminous limestone Blue clay Brachiopoda Braun Calamites calcareous Carboniferous Cerithium character cliff coal coaly colour containing Crét cretaceous Cypris Cyrena d'Orb deposits Desh district Durdlestone Bay elytra Elytron Eocene epoch erect tree Farringdon fauna feet ferruginous flints formation fossiliferous fossils fragments genera genus Geol geologists granite gravel green sand grey clay Hill inches insects ironstone Journ limestone Little Coxwell London Clay London Tertiaries Lower Purbeck Lower Tertiaries mass memoir miles Modiola mottled clays Nummulites observed occur Oolite organic remains Ostrea Bellovacina overlying paleozoic pebbles phænomena plants Poacites portion present probably Prof Purbeck Quart Reading Series rocks rootlets sandstone sandy seams shale shells Sigillaria Silurian species specimens Stigmaria strata Surface clay teeth Thanet Thanet Sands thick Underclay Upper green sand valve Well-section Woolwich Woolwich and Reading yellow