INDEX FROM 1864-190S. 



Spe- 



114; Greenstone of the Lizard, 



89, 425 ; Schists of the Lizard, 



90, 161 ; Banded Rocks of the 

 Lizard, 90, 505 ; Geology of 

 the Lizard, 91, 46 ; 92, 364 ; 

 Rocks of the Lizard, 92, 565 ; 

 Age and Origin of Granite of 

 Dartmoor, 98, 509 ; Base of 

 Keuper in S. Devon, 03, 460 



Somervail, Alexander, and 

 K. Fox. Porphyritic Structure 

 in Rocks of the Lizard, 87, =;i8 ; 

 88, 74 



Soniiinia and Hammatoceras, De- 

 scent of, 89, 370 



'Sonorous' Sand, 02, 573 



Sopwith, Thomas. Obituary 

 of [i 803-1 879], 79, 96 



Sorby, Kenry Clifton. Phy- 

 sical Sti'ucture of Meteorites, 

 64, 240 ; Physical History of 

 Meteorites, 65, 447 ; Structure, 

 of Mount Sorrel Syenite, 65, 

 448 ; Award of the Wollaston 

 Medal to, 69, 179 ; Excavation 

 of the Valleys in Derbyshire, 

 69, 347 ; Fossil Forest in Coal- 

 measures, Wadsley, 75, 278 ; 

 Address to the Geological Society, 

 London, 79, 190 ; 80, 179 ; 

 Address to Section C, British 

 Association, at Swansea, 80 468 



Source of Lava, Depth of, 97, 189 



Sources and Distribution of Far- 

 travelled Boulders of E. York- 

 shire, 01, 17 



South-Africa, Correlation of Palaeo- 

 zoic Rocks of, 02, 164, 210 



Geologists' Association, 89, 



144 



Petrography, 02, 356, 574 



South-American Shell-heaps, Peru, 

 77, 28 



South-Australia, Post-TertiaryFora- 

 mmifera and Ostracoda, 76, 334 



Record of Mines of, 02, 418 



South-Coast, Oscillations of Level 

 along, 85, 145 



South-Eastern Coalfields, 99, 501 



South-East of England, Coal in the, 

 90, 13 



South-Staffordshire Coalfield, 67, 

 263 



South-Wales and Monmouthshire, 

 Revision of, 98, 488 



Coalfield, Geology ot, 03, 269 



Southall, J. C. Recent Origin 



of Man, 76, 39; Mammoth 



Epoch and Apparition of Man,. 



78, 356 



Southampton, Geology of, 02, 524 



London Clay of, 84, 548 



Meeting of British Associa- 

 tion, 82, 473 

 Southern Counties' Association, 65,, 



139 



Southport, Geological Sections &. 

 Geology around, 83, 500 ; 03y 

 566 



Human Skull from, 83, 547 



Southwold, Section at, 96, 354 



Sowerby, James de Carle. 

 Obituary of [1787-1871], 71, 478: 



Spain, Geology of Huelva District,, 

 70, 91 



Pyrites Deposits of, 72, 59 



Sparganilithes gemmatus^ H.. 

 Woodw. gen. et sp. nov. 79, 391 



Spearing-, Herbert G-reen. 

 Recent Encroachment of Sea in 

 W. Devon, 84, 335 



Species, Migration of, 77, 445 



Specific Gravity Balance, 83, 109 



Gravity of Precious Stones,. 



75, 320 



Gravities, Method of Estimat- 

 ing, 03, 503 



Specimens from Canadian Rockies,, 

 03, 289 



from Malta, 66, 151 



Speculations on Vesuvius and 

 Monte Sotnma, 85, 302 



Speeton Beds and their Russian^ 

 Equivalents, 92, 422 



Clay, 68, 141 ; 70, 299; 89,, 



233 



Red Chalk of, 69, 13 



Shell-bed at Base of Drift at,, 



81, 174 



Spencer, John. Boulders found 

 in Coal-seams, 87, yji 



Spencer, Joseph William.. 

 Glaciers, 87, 167 ; Ice-action in^ 

 High Latitudes, 88, 120 ; Evi- 

 dence of Ice-action in Carboni- 

 ferous Times, 88, 379 ; Appoint- 

 ment to Chair of Geology, 

 Georgia, 88, 528; Appointment 

 as State Geologist, 89, 144 ; 

 High Continental Elevation, 90,, 

 208 ; Origin of Lake-basins, 90, 

 281 ; Continental Subsidence ia 



251 



