INDEX TO THE PROCEEDINGS. 



Malmo, Norway, section of, 38. 



Mammal, fossil, from the London Clay 

 of, 54. 



Map of the volcanos of Victoria, 228. 



Marble-quarries of Marmora, 218. 



Marcellus shale, 378, 438. 



Marmora, section in the Island of, 213. 



Mason, R., on changes of level in South 

 Wales, 532. 



Mastodon and elephant, species of, oc- 

 curring in the fossil state in England, 

 81. 



Medina sandstone, 352, 432. 



Melbourne, bone cave near, 536. 



Metamorphic rocks, Mr. Sorby on, 475. 



Meyer, H. von, award of a Wollaston 

 Medal to, xxii. 



Microscopical structure of crystals, Mr. 

 H. C. Sorby, on some peculiarities 

 in the, 242, 453. 



Middle or newer tertiary fossils found 

 in the Crimea, 158. 



Miller, J., on the plant-bearing Devo- 

 nian beds of Caithness, 76 ; noticed, 

 xciii. 



Minerals and rocks, Mr. Sorby on the 

 origin of, 453. 



Minerals ejected from Vesuvius, 480. 



Montlivaltia trochoides, 135. 



Muschelkalk of the Odenwald, 224. 



Murchison, Sir R. I., and F. Schmidt, 

 on the Silurian rocks of Esthonia, 

 Northern Livonia, and the Isle of 

 Oesel, 43 ; noticed, cxlvi. 



Murchison, Sir R. I., reply on receiving 

 the Wollaston Medal for Mr. James 

 Hall, xxii. ; on the Silurian rocks and 

 fossils of Norway and of the Baltic 

 Provinces of Russia, compared with 

 their British equivalents, 36 ; noticed, 

 cxlvi. ; on the succession of rocks in 

 the Northern Highlands from the 

 oldest gneiss, through strata of Cam- 

 brian and Lower Silurian age, to the 

 Old Red Sandstone, inclusive, 531 ; 

 noticed, cxlviii. 



Museum Committee, report of the, iii. 



Mytilus apertus, 143. 



cuneatus, 30. 



Mytilene, section of, 213. 



Nailsworth, fossils from, 104. 



Natica praelonga, 139. 



Natural crystals, structure of, 468. 



Nautiloceras paradoxicum, 180. 



Nautilus pseudo-elegans, 139. 



Nerinaea grandis ?, 138. 



Neuropteris flexuosa, 248. 



gigantea, 247. 



Loshii, 249. 



, Mr. C. Bunbury on the genus, 243. 



rotundifolia, 248. 



Neuropteris rarinervis, 248. 



Neuropteris, young frond of, 243. 



Newer red sandstone of Loch Greinord, 

 167. 



New Red Sandstone, fossil fish from, 

 164. 



New York, Dr. J. J. Bigsby on the 

 palaeozoic basin of the State of, 

 Part I., 241, 335 ; Part II., 305, 427. 



Niagara rocks, 359, 432. 



Nicol, J., on the newer red sandstone, 

 and on some other geological phe- 

 nomena, near Loch Greinord in Ross- 

 shire, 167 ; noticed, cxliii. 



Nodot, L., on the organization of the 

 Edentata, noticed, xciv. 



Norway, Sir R. I. Murchison and M. 

 Th. Kjerulf , on the Silurian rocks and 

 fossils of, 36. 



Norfolk, boulder-clays of, 171. 



North America, palaeozoic rocks and 

 fossils of, 241, 335, 427. 



North Downs, Mr. Prestwich on the age 

 of some sands and iron-sandstones 

 on the, 322. 



North Wilts, the Oolite rocks of Glou- 

 cestershire and, 98. 



Northern Highlands, Sir R. I. Murchi- 

 son on the succession of rocks in the, 

 to the Old Red Sandstone inclusive, 

 501. 



Nototherium, skull of, 541. 



Nummulites distans, 142. 



Raymondi, 142. 



Nunda rocks, 386. 



Odenwald and Central England, Tri- 

 assic and Permian rocks of the, 219. 



Oesel, Silurian rocks of the Isle of, 43. 



Older tertiary fossils found in the Cri- 

 mea, 158. 



Oldham, Neuropteris from, 243. 



Old Red Sandstone, fossil plants from 

 the, 72. 



Oneida conglomerate, 350, 432. 



Onobola, the gradual elevation of the 

 coast of Sicily from the mouth of the 

 Simeto to the, 504. 



Onondaga limestone, 375 ; salt rocks, 

 364, 433. 



Oolite rocks of Gloucestershire and 

 North Wilts, Prof. James Buckman, 

 on the, 98. 



Oolites and ironstones of Yorkshire 

 and North Wilts, Prof. James Buck- 

 man on the, 98. 



Origin of minerals and rocks, Mr. Sorby 

 on the, 453. 



Oriskany sandstone, 372, 437. 



Ormo, Norway, section of, 38. 



Orthoceras bisiphonatum, 177. 



Ostrea arietis, 34. 



