INDEX TO THE PROCEEDINGS. 



France, section in the Trias of the cast 

 of, 383. 



Freshwater strata at Clacton, probable 

 age of the, 515. 



Fundy, death of Fishes on the coast 

 of the Bay of, 303. 



Gault of the Bas-Boulonnais, 473 ; 

 relation of the Speeton Clay to the, 

 223. 



Geikie, Mr. A., on the formation of 

 valleys, 255. 



Geological age of the flexures of Lan- 

 cashire and Yorkshire, 325 ; Pen- 

 nine Chain, 329 ; comparison of the 

 Alps and the Himalayas, 34 j fea- 

 tux'es of Formosa, 94 ; pecuUarities 

 of Saxon Switzerland, 548 ; struc- 

 tm'e of Argyllshire in connexion 

 with its physical geography, 255. 



Geology of the Bas-Boulonnais, 472 ; 

 Princes Islands in the Sea of Mar- 

 mora, 53 ; South Devon and East 

 Cornwall, 400 ; Trinidad, 10. 



Germany, geology of Central, 548. 



Giemnal sandstone, Himalaya, 508. 



Glacial and Postglacial structure of 

 Lincolnshire and South-east York- 

 shire, Mr. S. V. Wood, jun., and 

 the Rev. J. L. Kome on the, 2, 

 146. 



Glacial markings in the valley of the 

 Exe, 3. 



Glacial origin of lake-basms, 50. 



Glasgow, concretions of hydrous ses- 

 quioxide of iron from, 375. 



Glen Eoy, Mr. C. Babbage on the 

 Parallel Roads of, 273 ; Sir J. Lub- 

 bock on the Parallel Roads of, 83. 



Granite, apparent oblique lamination 

 in, 278. 



Granite near Newton, section from 

 Minwonnet to the, 418 ; north of 

 Ugborough to Salcombe, section 

 from the, 438 ; of Dartmoor and 

 Brown Willy, 440 ; of Saxon Swit- 

 zerland, 553. 



Granite, origin of smoothed, rounded, 

 and hollowed sm'faces of limestone 

 and, 277. 



Graptolites from the Coniston group, 

 299. 



Graptohtes of the Coniston Flags, 

 Dr. H. A. Nicholson on the, 521 ; 

 Skiddaw series. Dr. H. A. Nichol- 

 son on the, 8, 125. 



Graptolites Bohemicus, 539. 



cliscretiis, 539. 



Jtmbriatzis, 536. 



latus, 141. 



lobiferus, 532. 



Oraptolites Nilssoni, 142, 537. 



priodon, 510. 



Sagittarius, 141, 541. 



Sedgtoicki, 533. 



tenuis, 142, 538. 



turHculatus, 542. 



Gravel of Amiens, 1, 103, 116. 



Gravels of England, 455 ; Hertford- 

 shire, 283 ; Middlesex, Essex, and 

 Herts, 464. 



Greensand and Gault of the Bas- 

 Boulonnais, 473, 475. 



Gres des Vosgcs, section of banded 

 sandstone in the, 390. 



Grey beds to Calcareous strata, sec- 

 tions showing the relations of, 

 383. 



Gristliorpe cliff, section of, 180. 



Guigencourt, section near, 1] 1. 



Guillom, M., survey of Amiens and its 

 vicinity, 106. 



Harkness, Prof., and Dr.H. A. Nichol- 

 son, on the Coniston Group, 296. 



Hastings, section in the Ashdown 

 Sands, 392 ; variegated yellow sand- 

 stone, 390. 



Hatch, D., Esq., on a Saliferous De- 

 posit in St. Domingo, 335. 



Headon Sei-ies, fossils from the, 520. 



Heliastrcea altissima, 12. 



insignis^ 19. 



Hertford to near Bramfield, section 

 from near, 284. 



Hertfordshire, Mr. T. M'K. Hughes 

 on the plains and gravels of, 283. 



Herts, pebble-beds of, 464. 



Hessle clay and sand, Mr. S. V. Wood, 

 jun., and the Rev. J. L. Rome on 

 the, 150. 



Hessle drift. Professor J. Philhps on 

 the, 250. 



Hicks, H., Esq., on some fossils from 

 the Menevian group, 510. 



Highlands, formation of valleys in the, 

 256. 



Hilsthou, 233. 



Himalayas, Dr. F. StoHczka on Ju- 

 rassic deposits in the north-west, 

 506: Mr. H. B. MedUcott's geo- 

 logical comparison of the Alps and 

 the, 34; section at the southern 

 base of the north-western, 49. 



Hinnites minutus, 206. 



HoU, Dr. H. B., on the older rocks of 

 South Devon and East Cornwall, 

 400. 



Holophagus gulo, 502. 



Holt, H. F., Esq., on the recent earth- 

 quakes in Northern Formosa, 510. 



Hughes, T. M'K., Esq., on the two 



