59^ 
INDEX. 
Plants, Coal, Xerophytic Characters, 
392 
Evolution of, 346, 442 
Fossil, 300, 442, 473 
North Owram, 104 
Scarborough, 126 
Gannister, 389 
Geographical Distribution, 390 
Geological Distribution, 89 
History, 213 
Halifax Coral, 157 
Jurassic, 326, 327, 383, 394, 
444, 455 
,, Cleveland, 414 
Mesozoic, 462 
Catalogue, 326, 331, 
337, 365 
Microscopical, 455 
Oolitic, 429, 441, 442, 475 
Palaeozoic, 346 
,, Seed- Bearing, 358 
,, Structure and Affin- 
ities, 337 
Peat, 417 
,, Sequence of 393 
Scarborough Oolites, 102 
Silicified, Millstone Grit, 346 
Structure of Carboniferous, 389 
Platnauer, H. M., 207, 210, 211, 217, 
244, 252, 267, 316, 317, 330, 
336, 439, 442 
Platt, W. H., 101 
Platycrinus pileatus, 252 
Platypleuroceras auveum, 431 
,, bivchoides, 431 
Playfair, H. Lyon, 70, 71, 72, 74 
Pleistocene Deposits, 371 
Fauna, Bielsbeck, 432 
Fishes, 336, 347 
Mammalia, 107, 111, 117, 
133, 153, 382, 416, 
453 
Mammals, Doncaster, 378 
Man, 425 
Period, 411 
Sheffield, 428 
Shells, Speeton, 432 
Plesiosauri, 48, 51 
,, Distribution of, 171 
Liassic, 421, 432 
Plesiosauviis, Development of, 208 
Embryos, Whitby, 288 
,, homalospondylus, 105 
,, macYocephalns, 67 
,, macropterus, 106 
,, propinquus, 434 
,, Yugosus, 59 
Whitby, 72, 9!) 
York Museum, 80 
Pleuracanthidcz, 247 
PI euv acanthus, 163 
PleiiYodus, 230 
af finis, 158 
Pleuvonautilus nodoso-carinatus, 326 
pulchev, 360, 378 
Pleuvoplax, 230 
Pliocene Changes, 345, 354 
Mollusca, 469 
,, Nomenclature, 219 
Period, 166 
Pliocenes, South-East Yorks., 391 
Plompton, 210 
Plumpton, 31, 33, 56, 58, 132, 210 
Cliffs, 126 
Rocks, 13, 162 
Rocks, Age of, 106 
Pluvial Denudation, 363 
Pocklington, 188, 268, 273, 374, 419, 
442 
Fever at, 263 
Map, 479, 481, 498 
Sanitation, 382 
' Poissons Fossils,' 51 
Polar Jurassic Plants, 327 
Pollard, W.^ 345, 354 
Pollution of Aire, 231 
Polyzoa, Bibliography, 193, 227 
,, Carboniferous, 151, 1(50, 166, 
176, 187, 193, 227, 236 
Cornbrash, 260 
Oolites, 461 
Permian, 227, 236 
Red Chalk, 245 
Vine on, 180 
Yoredale, 200 
Pontefract, 39, 246, 303, 466, 47<) 
Bos pvimigenius, etc., 122 
Coal Measures, 390 
,, Geology of, 144, 159 
Magnesian Limestone, 379 
Map, 477, 483, 500 
Water, 153, 248, 263 
Poolvash, 352 
Popplewell Boring, Map, 489 
Pit, Map, 489 
' Popular Geology,' 112 
Popular Science Review, 129 
Population and Geology, 212, 256 
Porcellia, 244 
Povosphceva, Affinities of, 362 
Structure of, 362 
Porphyrites, Cheviot, 332 
Porphyritic Quartz, 249 
Porphyry, Ingleton, 119 
Porpoceras vevticosum , 468 
Portland Cement, 115, 150 
,, Oolite, Madreporia, 1 80 
Rocks, 161 
Portsmouth, 36 
Portus Felix, 50 
Position of Equisetum Beds, 461 
Pendlesides, 357 
