596 



INDEX. 



Still, H. Esq., notes to accompany some fossils col- 

 lected by, and Mr. Maclauchlan, in Pembroke- 

 shire, 557. 



Strickland, H. E. Esq., description of a series of co- 

 loured sections of the cuttings on the Birmingham 

 and Gloucester railway, 545. 



Strickland, H. E. Esq., and Hamilton, W. J. Esq., on 

 the geology of the western part of Asia Minor, 1. 



Strait of Magellan, account of the erratic boulders 

 and contemporaneous deposits in the, 417 et seq. 



Strygocephalus, observations on the genus, and on 

 species from the Rhenish provinces, 368. 



species of, confined to Devonian 



strata, 320. 



Studd Hill, remarks on the changes exhibited in the 

 structure of, by denudation, 212. 



account of a mammal (Hyracotherium) 



found in, SOS- 

 Subsidences, account of, produced by vv^orking beds 

 of coal, 165. 



circumstances on which their extent 



depends, 165. 



166. 



by short working, 

 by long working. 



166. 



instances of, 167- 



account of signs of, 166, 167. 



Submerged forest-ground, notice of, in Tor Bay, 438. 



Sultan Dagh, notice of the structure of, 1. 



Superficial detritus, notice of, near Lisbon, 130. 



contains no far- 

 transported materials, 130. 



Surface-accumulations, account of, in the south-east 

 of Devonshire, 446. 



Surface-soil, remarks on the origin of the, in the 

 south-east of Devonshire, 437. 



Susugherli, trachytic rocks near, account of, 24. 



Syme, description of the island of, 12. 



Tabular list of the organic remains of the Devonian 



system in Europe, 380 et seq. 

 Takmak, account of the trachytic hills east of, 25. 

 Taunus, notice of the quartz-rock of the, 264. 

 description of the older slates of the, 281. 



Taushanli lacustrine basin, account of, 16. 



notice of trappean dykes 



south of the, 23. 

 account of trappean rocks near, 24. 



Teign, account of a line of disturbance along the 

 estuary and valley of the, 485. 



remarks on the ancient alluvia along the val- 

 ley of the, 439. 



Temnus, or Demirji, notice of the physical features 

 of the chain, 3. 



Terebratula, remarks on the distribution of, in Pa- 

 laeozoic rocks, 320. 



description of new species from the 



Rhenish provinces, and remarks on previously 

 known species, 366. 



Terrain anthraxifere, account of the, of M. Dumont, 

 269. 



description of the successive 



groups, with reference to their English equiva- 

 lents, 271. 



systeme 



calcareux superieur, 271. 



quartzo-schisteux superieur, 271. 



calcareux inferieur, 272. 



• systeme 

 systeme 

 systeme 



quartzo-inferieur, 272. 

 Tertiary formations, description of, near Lisbon, 108. 



upper tertiary sands, 108. 



Almada beds, 109. 



lower tertiary conglomerate, 113. 



Tertiary strata, notice of, in Canada, 135. 

 description of shells found in, 136 



et seq. 



Isle of Wight, Mr. Bowerbank on 



the London and plastic clays, 169. 

 reasons for consider- 



ing them one deposit, 171, 172. 

 deposits, account of, in the south-east of 



England, 442. 

 lacustrine deposits, description of, in West- 



ern Asia Minor, 15. 



principal localities of. 



1, 15. 



marine deposits, description of, in Western 



Asia Minor, 14. 



