GENERAL INDEX. 



Corals, Prof. Duncan on some fossil 

 reef-building, from the Tertiary de- 

 posits of Tasmania, 341. 



Cornwall, Mr. Belt on the drift of, 

 80. 



, Mr. J. A. Phillips on the so- 

 called " Greenstones " of Western, 

 155. 



Corwen, Mr. D. Mackintosh on the 

 mode of occurrence and derivation 

 of beds of drifted coal near, North 

 Wales, 451. 



Cote St. Pierre, Dr. J. W. Dawson on 

 the occurrence of Eozoon canadense 

 at, 66. 



Crab, Mr. Henry Woodward on a new 

 fossil, from the Tertiary of New 

 Zealand, 51. 



Crag Bridge, quartz -felsite of, 14, 18. 



Crater, submarine, within the har- 

 bour of Ivaravossera, in the Gulf of 

 Arta, Proc. 123. 



Creswell Crags, Rev. J. M. Mello on 

 the bone-caves of, 240. 



Cretaceous birds, Prof. H. G. Seeley 

 on the British, 496. 



Crocodilus icenicus (Seeley), Prof. H. 

 G. Seeley on, a second and larger 

 species of crocodile from the Cam- 

 bridge Upper Greensand, 437. 



Croll, James, Esq., award of the Mur- 

 chison Geological Fund to, Proc. 50. 



Cross joints and columns, Roche Tuil- 

 liere, 144. 



at Bonnevie, 148. 



Crown Hill, section across the valley 

 of the Willow Brook through, 217. 



Crustacea, macrurous, from the Kim- 

 meridge Clay of the Sub-Wealden 

 boring, Sussex, and from Boulogne- 

 sur-Mer, Mr. H.Woodward on some 

 new, 47. 



Crystalline rocks, altered, from the 

 Penzance district, analysis of, 162. 



slaty rocks from Western Corn- 

 wall, analysis of, 165. 



Ctenacanthus hybodoides, 335. 



, sp., 335. 



Cumberland, section across haematite 

 deposits, Millom, 181. 



Cup-and-ball structure, 147. 



Curvitabular structure, 146. 



Cynodraco major, 95. 



serridens, 357. 



Cyprcea Gabbiana, 528. 



Dacite of Kis Sebes, analysis of, 309. 



of Schemnitz, analysis of, 303. 



Davis, J. W., Esq., on a bone-bed in 

 the Lower Coal-measures, with an 

 enumeration of the fish-remains of 



which it is principally composed, 

 332. 



Dawkins, W. Boyd, Esq., on the Mam- 

 malia and traces of man found in 

 the Robin-Hood Cave, 245. 



Dawson, Dr. J. W., on the occurrence 

 of Eozoon canadense at Cote St. 

 Pierre, 66. 



, on the phosphates of the Lau- 



rentian and Cambrian rocks of 

 Canada, 285. 



Dee, Prof. Ramsay on the physical 

 history of the, 219; section along 

 the course of the valley of the, 228. 



Denuding agencies, Proc. 4. 



Deposition, geological, Proc. 4. 



Deposits, Mr. D. Mackintosh on the, 

 of the Cefn and Pont-Newydd caves, 

 91. 



Deuterosaurus biarmicus, 357. 



Devon, Mr. Belt on the drift of, 80. 



, Mr. W. A. E. Ussher on the 



Triassic rocks of Somerset and, 367. 



Devonshire, Mr. H. B. Woodward on 

 gravels and sands of Newton Abbot, 

 230. 



, Trias of, 377. 



Dinosaurian ilium, Mr. Hulke on a 

 modified form of, hitherto reputed 

 scapula, 364. 



Diorite of Miton Hill and Round 

 Knott, 18, 21. 



Diplodus gibbosus, 336. 



Diszowa Wrch, section from the 

 Eisenbach valley to the Hodritsch 

 valley through the, 319. 



Dog, absence of, in the breccia of the 

 Robin-Hood Cave, Creswell Crags, 

 246 ; occurrence of, in the surface- 

 soil of Robin-Hood Cave, 247. 



Dolerites, altered, 421. 



Dorsetshire, drift-beds of, 86. 



Drift, Mr. Belt on the, of Devon and 

 Cornwall, 80. 



, Mr. J. Aitken on the high-level, 



on the upper part of the valley of 

 the river Irwell, 184. 



, Mr. Aitken on the unequal dis- 

 tribution of, on opposite sides of 

 the Pennine chain, 184. 



deposits in the Cambridge valley, 



196. 



south and east of the 



chalk escarpment in East Anglia, 

 192. 



Drifts, Mr. D. Mackintosh on the, of 

 the north-west of England and 

 Wales, 91. 



Duncan, Prof. P. M., on some uni- 

 cellular algae parasitic within 

 Silurian and Tertiary corals, with 



