Index. 



633 



OCH 



Ochil Hills, escarpment of, 296- 



297 



Oldhaven beds, 244 

 Old Bed Sandstone, 103-110 



and Godwin- Austen, 61 



Conglomerates of, 111 



and Carboniferous, rocks, 



Scotland, preservation of, 298, 



299 

 and Devonian, 99, 302- 



305 



epoch, scenery of,113-118 



fossils of, 113-117 



freshwater deposit, 105- 



109 



passage into Carboni- 

 ferous series, 305 



Scotland, 86 



Scotland, denudations of, 



295-297 



South Wales, 117 



volcanic rocks of, 111, 



116, 291 



waters of, 553 



Olivi, geological ideas of, 277 

 Oolites, Brora, 198, 199 

 - and Lias, Upper Cretaceous 



overlap on, 312 



North of Humber, denudation 

 of, 519 



Oolitic Series, 173-200, 309 



and Liassic rocks, original ex- 

 tension of, 313-316 



escarpment, 331 



formations, overlaps of Creta- 

 ceous strata on, 183, 191 



limestones, waste of, 562 



plateaux, 511 



rocks, minor scarps of, 318 



series, of waters, 45 



table-land, and valleys in, 316 

 waste and denudation of, 



311 



Ores of metals, 592-596 

 Orkney Islands and denudation, 



488 



Orosius, on fossil shells, 277 

 Osborne Beds and fossils, 238, 252 

 Ouse, Bedfordshire, gravels, flint 



hatchets, and mammals, 539 



PER 



Ouse, Sussex, alluvia of, 542 



Yorkshire, 517, 519, 532 

 Outliers, explanation of, 35 



- Bristol coal-field, 35 



Forest of Dean, 35 



Owen, Professor, on Oolitic epoch, 



197 

 on marsupials of Purbeck, 



205 

 Oxford Clay, 197 



range of, 183-185 



Battle, 206 



Hebrides, 199 



T)ACIFIC, Calcareous mud in, 



JL 226 



Palaeozoic epoch, 307 



Palissy, Bernard, on fossil shells, 

 277-278 



Parker, Mr., and Wookey Hole, 

 475 



Passage of Silurian into Old Red 

 Sandstone, 104 



Paviland cave, 470-472 



Peach, Mr., Silurian fossils, Suther- 

 land, 61, 86 



Peckforton Hills, 308 



Pembrokeshire, denudation of, 

 487, 488 



Penarth, Rhsetic beds, 159 



Pengelly, Mr., on plants of Hemp- 

 stead beds, 254 



on Bone caves, 478, 479 



on Bovey beds, 259, 260 

 Pennine chain, waters of, 554 

 Pentamerus beds, 89 

 Pentuan, human skulls, 541 

 Permian series, 139-151 



and New Red epochs and Cen- 

 tral Asia, 157 



and New Red Sandstone, 

 waters of, 554 



Labyrinthodonts and lizards, 

 145 



fishes, 146 



physical geography, 145-151 



plants, 145 



pseudomorphs of salt, gypsum> 

 146 



