Index. 
LAB 
ABROID Fishes, new family of, 411 
Lake-basins, excavation of, in 
hard rocks, 36; formation of, 291 
Lake-district, surface-geology of the, 
299 
Lake-habitations of Neufchatel, 26 
Lakes, origin of, 5 
Laneashire Pebble-beds, 429 
Lankester, E. R., on the Cephalaspis and 
Pteraspis, 517; on the crags of 
Suffolk and Antwerp, 103, 149; on 
the sources of the Red Crag Mam- 
malia, 128 
Lartét, E., on Ovibos moschatus, 318 
Latacunga, Volcanic tufa of, 176 
Laurentian Rocks, 34, 147: organic 
remains in, 35 
— of Charnwood forest, 233; of 
Europe, 97; of the Malverns, 317 
Leaf-bed of Alum Bay, 615; of Ardtun 
Head, 74 
Leckenby, J., on the Boulder-clay of 
East Yorkshire, 347 
Lecoq, H., on mineral waters, 115, 164, 
301 
Lepidostrobus, 437 
Leonhard and Geinitz’s Neues Jahrbuch 
fir Mineralogie, Geologie, und Pala- 
ontologie, 60 
Lexden, sinking of ground at, 101, 231 
Lias of Lyme Regis, 519 ; of Pabba, 74 
— outliers in Shropshire, &c., 227; 
in South Warwickshire, 71 
Liassie crinoidal limestone of Lower 
Austria, 17 
Liége bone caves, 227 
Lindsay, L., on the gold-fields of New 
Zealand, 129 
Literary and Philosophical Society of 
Hull, 225; of Manchester, 41 
Liverpool Geological Society, 78, 123 
Luna, R. de, on deposits of phosphate 
of lime, 446 
Llandudno, pockets in Mountain-lime- 
stone at, 203 
Llangollen, guide to, 271 
Loess of England and France, 19; at 
Sangatte, 362 
Loew, on new Tertiary fossils, 266 
Logan, W. E., on the Laurentian rocks 
of Canada, 34 
London basin, section of the, 65 
—clay, new mammals from the, 339 
London Geological Society, 34, 70, 126, 
176, 213, 272, 318, 362, 556 
Lorenz, brackish waters and their de- 
posits, 16 
Ludwig,-R., on Calamite-fruits, 544 
Lyell’s, C., Elements of Geology, 167 
Lyme Regis, Lower Lias of, 518 
583 
“MED 
ACCLESFIELD, Glacial shells of, 
41; drift-beds of, 365; drift 
fossils of, 298 
Mackintosh, D., on atmospheric and 
oceanic denudation, 519; on Charn- 
wood Forest, 498; on the Brimham 
rocks, 154; on the geology of Mat- 
lock, 378; on the Surface—geology of 
the Lake-district, 299 
Macrauchenia patachonicha, 451, 520 
Madras, geology of, 171 
Magnesia in rocks, 278 
Magnesian limestone of Durham, 29, 
300 
Magnetic Iron Pyrites in clay, 234 
Maldive Islands, disappearance of one 
of the, 139 
Malta, Cycloid fish from, 145 
Maltese Caverns, 520; fossil elephant 
of the, 334, 488 
Malvern Hills, geology of, 317 
— Naituralists’ Field Club, 231, 325, 
426 
Mammalian Fossils from Uruguay, 
628; from Yorkshire, 364 
Mammalia of the Red Crag, sources of 
the, 128; of the Somersetshire 
Caverns, 48 
— Preservation of fossil, 239 
Mammoth drawn on ivory, from cavern 
at Périgord, 480 
— at Ilford, exhumation of the, cranium 
of the, 93 
Manchester Geological Society, 78, 179, 
365; Literary and Philosophical So- 
ciety, 41 
Mankind, Early History of, 174 
Manx slates, tracks in, 542 
Marginella, new species of, 536 
Marianville, discovery of flint weapons 
at, 76 
Marsden’s, T., Sacred Steps of Creation, 
417 
Martin, L., and F. Garrigou, on the 
relations of the mineral springs of 
S. France, to metamorphic rocks 
and lines of fissure, 58 
Massalongo, A. B., Photography applied 
to Paleontology, 19 
Matlock, geology of, 378 
Matthew, G. F., on the geology of South 
New Brunswick, 273 
Maw, G., glaciation in Devonshire, 526 ; 
on a white sand deposit at Tarlargoch 
Mine, 428; on deposits of chert, 
white sand and clay, near Llandudno, 
200 ; on the Permian strata of Clwyd 
Vale, 380, 523 
Medlecott, H. B., on Himalayan geo- 
logy, 310 
