656 



INDEX. 



Phyllopoda, Appearance of, 



61. 

 Physical Changes, Causes of, 



4-. 

 Phytozoic Period, 14S. 



Pickering, 32S, 333. 



. , Vale of, 309, 327, 



335> 365- 

 Picklecombe Grits, 138. 

 Pickweli Down, 129. 

 Sandstones, 



127, 144. 

 Picrite, 565. 

 Piddletown, 417, 597. 

 PiDGEON, D., 526, 593. 

 Pier Stone, 321. 



PiLBROW, J., 612. 



Pillar and Stall System, 178. 

 Pillar Rock, 572. 

 Pillesdon Pen, 391, 590. 

 Pilling, 524. 

 Pilton, 129. 



Beds, 128, 199. 



Pinnel, 4S8. 



Pinney (Pinhay) Bay, 251, 

 252, 262. 



. Cliff, 386, 418. 



Pipe-clay, 440, 444. 



veins, 580. 



Pipes, 422, 426, 550, 597. 



Pipwell Abbey, 314. 



Pirbright, 448. 



PlSANi, 576. 



Pisolite, 281, 291, 326, 330, 



331- 



Pit-dwellings, 376, 4S0. 

 Pitch, Mineral, 59. 

 Pitchford, 538. 

 Pitchstone, 566. 

 Pitt-Rivers, General A. 



Lane- Fox, 518. 

 Plain of Marine Denudation, 



426, 591. 

 Plains, 590. 



Plant, James, 45, 229, 241. 

 Plant, John, 61-63, 573. 

 Plants, Age of, 148. 

 , Land, Earliest Traces 



of, 85, 94. 

 Plas Heaton, 543. 

 Plas Madoc, 94. 

 Plashetts Coal, 152. 

 Plaster of Paris, 241. 

 Plastic Clay, 430. 

 Plate, 179. 

 Plateau Gravel, 510. 

 Platinum, 583. 

 Playfair, John, 3. 

 Playne, G. F., 535, 598. 

 Pleistocene, 477, 482, 513, 



550, 554. 



Plesiosaiinis, 262. 

 Pleiirodiciyiini-heds,, 1 3 1 • 

 FL-in-otnya-\\me'i\.one, 247. 

 Pliny, 409, 566. 

 Pliocene, 425, 455. 

 Plocoscyphia, 402. 

 Plompion. See Plumpton. 

 Plot (1640-1696), 2, 261. 

 Phickley, 364. 

 Plumbago, 583. 

 Plumpton Rocks, 170, 215. 

 Plumstead, 528. 



Common, 434. 



Plutonian Rocks, 5, 565, 567, 



568. 

 Pluvial Period, 513. 

 Plym, River, 137. 

 Plymouth, 133, 136- 1 38, 



141, 539. 546, 554, 577- 

 Limestone, 122, 



137- 



Sound, 46. 



Plympton, 137, 576. 

 Plynlimmon, 589. 



Grits, 92. 



Pocombe Stone, 575. 

 PoiGNAND, Dr. M., 293. 

 Poikilitic, 207. 

 Polden Hills, 235, 250, 251, 



264. 

 Polkerris, 554, 577. 

 Polpeiro, 139. 

 Polruan, 139. 

 Poltreath, 577. 

 Polwhele, T. R., 299, 



426. 

 Poiyzoa, Oldest Species of, 



72. 

 Polyzoan Crag, 457, 458. 

 Pomfret Cakes, 204. 

 Series, 215. 



Ponsanooth Beds, 66. 

 Pout-ar-lleche, 119. 

 Pontefract, 186, 204, 214, 



215, 220. 

 Pontesbury, 68. 

 Pont-newydd, 543. 

 Ponton, 500. 



Beds, 314. 



Pontrilas, 1 20. 

 Pontypool, 171, 193, 195. 

 Pontyrddol, 94. 

 Poole, 441, 444, 495, 527, 



51^- 



• Harbour, 442. 



Poolvash, 524, 572. 



Marble, 157. 



Poorstock, 293, 296, 297. 

 Popple Rock, 237. 

 Porcelain Clay, 57^- 

 Poringland, 409, 510. 



(1832- 



Porlock, 124, 129, 222, 233, 

 235, 264. 



Bay, 520, 526. 



Porphyrite, 565, 569. 

 Porphyry, 566. 

 Porter, Dr. H. 



1868), 314, 324. 



Porth Nevin, 44. 



Porthalla, 76, 577. 



Porthclais, 38. 



Porthlisky Group, 38, 56. 



Portisham, 449. 



Portishead, 143, 162, 525. 



Portland, Isle of, 335-340, 

 343, 349, 535, 546, 552- 

 554, 593, 595, 598, 610. 



l^eds, 337, 381. 



Cement, 336, 381, 



3S7, 419, 438, 522. 

 Portlandian, 337. 

 Portlock, Major-Gen. 



J. E. (1794-1864), 245. 

 Portmadoc, 60, 68. 

 Portsdown Anticlinal, 426. 

 Hill, 417, 554. 



8, 



Portskewet, 231 

 Portsmouth, 417, 437, 527, 



555, 593, 612. 

 Posbury, 575. 



Fosidonoiiiya, 157, I98, 227. 

 Post-Glacial, 478. 



Pliocene, 475. 



Tertiary, 424, 475 



Postlethwaite, J., 



583. 

 Postwick, 466. 

 Pot-holes, 532. 

 Pot-lids, 302, 305, 311, 312, 



320, 337- 

 Potato-stones, 232. 

 Potstones, 399, 406, 409. 

 Potter, C, 524. 

 Potteries, 187, 224. 

 Polterne, 386. 

 Potternewton Stone, 1S6. 

 Potters Bridge, 466. 

 Marston, 574. 



Potter's Stone, 242. 

 Potton Beds, 377. 

 Pouk Hill, 574. 

 Poulshot Green, 375- 

 Poulton, E. B., 518. 

 Poulton, 305. 

 Pouncin, 179. 

 Poundstones, 290. 

 Powerstock, 293, 296, 297. 

 POWRIE, J., 1 16. 

 Poxon Gravel, 218. 

 Poynton, 184. 



Pratt, S. P. (i 789-1863), 

 323» 454- 



