534 
INDEX. 
Deposits of Minerals, 467 
of Rocks, 467 
Depression, Areas of, 391 
Depth of Coal, 233 
Collieries, 234 
Derby, Earthquakes, 369 
Derbyshire, 476 
Caverns, 387 
Coal, 396, 421 
Coalfield, 368, 381, 400, 
426, 435, 438, 440 
tl Concealed Coalfields, 372 
„ North, 204 
Yoredales, 366 
Derived cephalopoda in Drift, 456, 464 
Dermal Teeth, Structure, 72 
Deroceras impavidnm, 468 
Derwent Drainage, 76 
,, Drainage Report, 92 
Map, 482 
Reservoir, 360 
Valley, 283 
Descente de Rowten Pot, 301 
Desert Conditions, 393 
in Britain, 304 
in Trias, 398 
Destruction of Chalk, 285 
Determination of Boulders, 272 
Detritus in Humber, 342 
Development of Plesiosaurus, 208 
Rivers, 273 
Scenery, 306 
Tragophylloceras los- 
combi, 474 
Yorkshire Coalfield, 
132 
Deviation of Bore-holes, 399 
Devil's Arrows, 1, 10, 1 1, 13, 17, 21, 22, 
33, 47, 48, 68, 76, 126, 159, 
171, 197, 204, 260, 285 
Bolts, 69 
Devonian Brachiopoda, 182 
Committee on, 217 
Genus, Palceoneilo, 314 
Ingleborough, 392 
Palceoneilo, 321, 323 
Dew Ponds, 471 
Dewlish, Elephant Trench, 461 
Dewsburv, Boring, Map, 489 
„ ' Coal Plants, 261 
,, Geol. Surv. Mem., 125 
Map, 483, 489, 500 
Diadema psendodiadema, 84 
Diademadae, 89, 123, 127 
Diagram of Yorkshire Coalfield, 476 
Diary of A. de la Pryme, 121 
Diastoporidae, 171 
Diatomaceae, at Hull, List, 90, 93, 105, 
335 
Diatoms in Peat, 90 
Lake Beds, 335 
Dibley, G. E., 263 
Dick, A., 84 
„ A. B., 399 
Dickenson, J., 134, 283, 342, 399 
Dickons, J. Norton, xxxiv., 273 
Dictionary of Harrogate, 176 
Medicine, 176, 269, 348 
Mineral Waters, 92, 173, 
211, 247, 255 
Dictyonema-\ike Organisms, Pendle 
Hill, 352 
Dictyoxylons.. Structure of, 130, 132 
Dictvozamites, Marske, 355 
Die Bader Quellen, 139 
Different Types of Deposits, 364 
Differential Earth Movements, 381 
Digest of Evidence, Coal Commission, 
379 
Coal Supplies, 390 
Diluvial Currents, 42 
Beds, 78 
Dimlington, 271 
Boulder Clav, 473 
Boulders, 317, 328, 431 
Erosion, 403 
Rhinoceros Tooth, 422, 
431 
Shell Beds, 169, 175 
Dinosaurian Footprints, Whitby, 4<>8 
Dinsdale, 26, 44, 45 
,, Spring, Analysis, 209 
,, Springs. 217 
Diodontopsodus, 174 
Diphtheria, Penistone, 266 
,, Sculcoates, 152 
Diplodus, 162 
Diplopodia (Pseudodiadema) versipora, 
473 
Directory, North Riding, 413 
,, * of Museums, 439 
West Riding, 402 
Disappearance of Limestone, 351 
Discovery of Cleveland Ironstone, 127 
Disease, Geographical Distribution, 
139 
Disintegrating Peat, 415 
Disintegration of Chalk, 285 
Dislocation of Chalk, 285 
Dislocations in Thill, 145 
Displaced Chalk, Speeton, 371 
Disposition of Iron, 114 
Distribution of Arctic Plants, 252 
Boulders, 328, 337, 338, 
415 
Brachiopoda, 149 
Calcareous Rocks. 125 
Carboniferous Fishes 
357, 397 
Carboniferous Lime- 
stone, 182 
Chlorine, 320, 331, 340 
