The Quarterly journal of the Geological Society of London . 2 x 40 DIAMS. 3 x40 /. H. Pledge, Photomicro. Bemrose. Collo. BELEMNITES ABBREVIATUS AND VARIETIES OFARNGROVE STONE, Vol. 6^.~] AND CORALLIAN ROCKS OP BRILL. 49 least open to objection—where no sections were exposed at the regarded the cause of the occasional absence of the CorallianOolite over some parts of Oxfordshire and adjoining districts, thespeakers view was that it was owing to denudation at the close ofthe Oxfordian Period, as the formation itself must be supposed tohave been continuous over this region when o
The Quarterly journal of the Geological Society of London . 2 x 40 DIAMS. 3 x40 /. H. Pledge, Photomicro. Bemrose. Collo. BELEMNITES ABBREVIATUS AND VARIETIES OFARNGROVE STONE, Vol. 6^.~] AND CORALLIAN ROCKS OP BRILL. 49 least open to objection—where no sections were exposed at the regarded the cause of the occasional absence of the CorallianOolite over some parts of Oxfordshire and adjoining districts, thespeakers view was that it was owing to denudation at the close ofthe Oxfordian Period, as the formation itself must be supposed tohave been continuous over this region when originally deposited. Mr. Whitaker said that the specimens of selenite were inter-esting, especially those of Belernnites in which calcite had beenreplaced by that mineral. He had found a small specimen of thekind in the Oxford Clay of Buckinghamshire forty-nine years ago,and at a later date had seen many specimens in a pit in the OxfordClay of the valley of the Ouse, several miles above Bedford, buthad never before seen any from the Kimeridge Clay. There wassome evidence, from wel
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Keywords: ., bookcentury1800, bookdecade1840, bookidquarte, booksubjectgeology
