554 
INDEX. 
Conybeare, Kev. Dr., 343 ; and W. Phil- 
lips, 4, 35. 
Cooling of the earth, 499. 
Cooper, Dr., 442. 
Copley Medal awarded to Sir E. I. Mur- 
chison, 9. 
Coquand, M., 17, 331. 
Corals from the Caradoc formation, 68 ; 
Carboniferous Limestone, 299 ; Lower 
Silurian rocks, 188; Middle Devonian 
rocks, 278 ; Upper Llandovery rocks, 
90 ; Upper Silurian rocks, 219 ; Wen- 
lock Limestone, 119, 120. 
Cordier, M., 425. 
Cork, Devonian rocks of, 175. 
Cornbrook Coal-basin, 290. 
Corncockle Muir, 331. 
Corndon and Shelve, 26. 
Corndon mountain, 49. 
Corniferous limestone, 431. 
Cornwall, Devonian rocks of, 271 ; gold 
in, 450 ; Silurian rocks of, 145. 
Corton, near Presteign, Lower Wenlock 
Limestone at, 107. 
Corydalis ? Brongniarti (wing of), 300. 
Cossatchi-Datchi, South Ural, 455. 
Cotta, Prof. P., 382. 
Cowell, Mr. J. W., 449. 
Crania divaricata, 194. 
Credner, Herr, 315, 317, 388. 
Cretaceous rocks, gold in, 470. 
Crinoids from the Lower Silurian rocks, 
190 ; Wenlock Limestone, 220. 
Croll, Mr., 505, 548, 549. 
Cromarty, 254. 
Crossopodia Scotica, 201. 
Crotalocrinus rugosus, 224. 
Crustacea from the Carboniferous rocks, 
298 ; Lingula-fkgs, 44 ; Lower Silurian 
rocks, 202 ; Old Eed Sandstone of Here- 
fordshire, 246 ; Passage-beds, Ludlow, 
140 ; Silurian rocks of Russia, 357 ; 
Upper Devonian, 279 ; Upper Silurian 
rocks, 234; Upper Silurian rocks of 
Scotland, 151, 162. 
Crustacean track from Binks, Roxburgh- 
shire, 151. 
Cruziana semiplicata, 43. 
Crystalline rocks resulting from changes 
of sedimentary deposits, 2. 
Ctenodonta obliqua, 196. 
varicosa, 196. 
Cucullaea Hardingii, 279. 
Culm, slash of, 290. 
Cumberland, Silurian rocks of, 146. 
Cumming, Lady Gordon, 259, 264. 
Cunningham, Mr., 149. 
Cuvier, Baron, 484, 501. 
Cwm-y-gerwn, 73. 
Cyathophyllum articulatum (C. caespi- 
tosum), 220. 
truncatum (C. dianthus), 220. 
Cybele verrucosa, 206. 
Cyclonema rupestris, 197. 
Cyphaspis megalops, 235. 
Cyphoniscus socialis, 206. 
Cypridinen-Schiefer, 396. 
Cyrtoceras insequiseptum, 200. 
Cyrtograpsus Murchisonii, 541. 
Cystidea from the Lower Silurian rocks, 
191 ; Wenlock Limestone, 222. 
Cystiphyllum cylindricum, 220. 
Siluriense, 220. 
Dahll, M. Tellef, 346, 352, 353. 
Daintree, Mr., 465. 
Dalimier, M., 407, 409. 
Dana, Dr. J. D., 62, 189, 201, 221, 237, 
427, 428, 506. 
Dartmoor, 272, 274. 
Darwin, Mr. C, 19, 54, 425, 469, 493. 
Daubeny, Dr., 28, 537. 
Daubree, M. A., 307. 
Davidson, Mr. T., 18, 42, 186, 195, 209, 
225-227, 328, 340, 400, 411, 507. 
Davis, Mr. E., 41, 109. 
Dawkins, Mr. W. Boyd, 482. 
Dawson, Dr. J. W., 12, 201, 287, 302, 305, 
426, 428, 432, 437-439, 547. 
Dean Forest, Carboniferous rocks of, 288. 
Dean, Mr. A., 450. 
Dechen, Herr von, 320, 394, 395, 396, 
402. 
Dekay, M., 163. 
De la Beche, Sir H. T., 36, 42, 73, 112, 
243, 271, 333. 
Delanoue, M., 411. 
Delesse, M., 467. 
Denbighshire grits and Tarannon shales 
overlying the Caradoc or Bala forma- 
tion, 102. 
Dendrograpsus lentus, 541. 
Denudation, 492. 
Depression and elevation, gradual and 
paroxysmal, 491. 
Derbyshire, Carboniferous rocks of, 288 ; 
Permian rocks of, 331. 
Desor, M„ 309, 426. 
Devonian rocks of Belgium, 398 ; Britain, 
271-280; British North America, 437; 
Cork and Kerry, 175 ; France, 410 ; 
Ireland, 280; Nova Scotia and New 
Brunswick, 439 ; Poland, 364 ; Rhenish 
Provinces, 393 ; Russia, 361 ; Saxony, 
385 ; Spain, 418 ; the Harz, 391 ; Thu- 
ringia,385; Turkey, 398; United States, 
430. 
Devonian rocks to the Carboniferous, re- 
lations of the, 280. 
Devonshire, Devonian rocks of, 271 ; gold 
in, 450 ; Permian rocks of, 333. 
Devon, section across North, 272. 
Diastopora? consimilis, 120. 
Dichograpsus Sedgwickii, 541. 
Dick, Mr. R., 268. 
Dicranograptus ramosus, 61, 541. 
Dictyonema sociale, 46. 
Didymograpsus geminus, 48. 
Murchisonii, 51, 61. 
sextans, 61. 
