VI 
INDEX. 
Scotland, Higlilancls of, Bocks, Ores, 
&c., on tlio Property of the Marquis 
of Broadalbano 385 
Sea, the Geolofjy of the, Mackio on, 241 
Severn Valley JJnilway, Roberts on, 433 
Sicily, Ossiferous Caves in, 312, 410 
Silui'ian Rocks, Abergele, 7G 
, Lower, Mackie on, 1 
of South-east of 
Ireland, T. Austin on, 70 
of Ireland, Letter 151 
Silver in California, note on, 351 
Slickensidcs, 37, 38, 76, 117 
Sligo, Geolog-y of, 317, 350 
Skipton, Map of, review of, 200 
Smoking Pipes in Alluvium 78, 119 
Spirifera, Carbonil'erous, Da^ddson, 15 
duplicicosta, 16 
bisulcata, 1 6 
trigonalis, 17 
■ pinguis, 17 
ovalis, 18 
• glabra, 18 
Carlukiensis, 19 
Drii, 19 
lineata, 20 
Spiriferina, Cai-boniferous, Davidson 
on, 20, 
■ cristata, 21 
■ insculpta, 22 
laminosa, Davidson on, 234 
Spitzbergen, Geology of, J. Lament on, 
408 
Spongeous Nature of Flints, Chemical 
E\adence of, 271 
Steinhauer Cavern, the, 171 
Stone-Age, M. Morlot on, 49 
Stone Axes, Manufacture of, 819 
Implements, Manufacture of, 392 
Stonesfield Slate, W. S. Horton on, 2 19 
Streptorrhynclms, Cai'boniferous, Da- 
vidson on, 103 
i crenistria 103 
Strophomena, Davidson on, 102 
■ rhomboidalis, 102 
Stropliomenidas, Carboniferous, 99 
Succession of Life, First Traces, 1 
Suess, Prof E., on Distribution of Bra- 
chiopeda, 285 
Symonds, Rev. W. S., on Geological 
Habitats of Some Rare Plants, 313 
, on ReptQiferous Sandstone, 
near Elgin, 410 
T 
Tate, C, on Carboriiferous Strata, 238 
TerebrateUa, Development of Loop in, 
Moore on, 441 
TerebrateUa Buckmanii, 441 
furcata, 442 
Tercbratnla maxillata, 4. 10 
hemisphcErica, 440 
Torebratulina radiata, 443 
Tertiary Ironsand of North Downs of 
Kent, 339 
Plants of Austria, 4G0 
Toads, Living when Shut in Plaster for 
Years, note on, by M. Seguin, 421 
Tra\'ertino, at Kinder Scout, 416 
Triassic Earth, the Cojitents of Threo 
Cubic Yards, Moore on, 315 
Triiiidad, Geology of, G. P. Wall on, 410 
Tuscany, Geology of, 413 
U 
Unio and Paludinaj of Wealdon Mar- 
ble, 448 
V 
Vegetable Fossils in Fliut, 197 
Verstegan's Observation on the former 
Connection of Franceand England, 204 
W 
Warp, Deposition of, E. TindaU on, 39 
Waste of Land in Yoi-kslm-e, 421 
Watson, Dr., on Metalliferous Saddles, 
357 
Wealden Area, Denudation of the, 
Mackie on, 208 
Beds at Linksfield, C. Moore 
on, 409 
Wexford Schists, T. Austin on, 391 
Weymouth, Geology of, by R. Damon, 
review of, 432 
Woodward, S. P., on an Operculum of 
an Ammonite in Sitii, 828 
Worcestershire, the Rocks of, by G. E. 
Robert.s, review of, 279 
Worms, Influence of, in Formation of 
Soils, Rev. H. Eley on, 80 
Wright, Dr. T., on Avicula Contorta 
Bed and Lower Lias of the South of 
England, 310 
Z 
Zellania, G. Moore on, 444 
globata, 444 
oolitica, 444 
