INDEX. 



99 



Montmartre, gypsum of, 247 



bones of quadrupeds, &c. in the gyp- 

 sum of, 25 1 



entire absence of marine remains in 



the gypsum of, 252 



Mont Mezen, age of the, 260 



Monte Nuovo, formation of, 104, 128, 125 



Montpellier, tertiary strata of, 215 



Mont Perrier, position of the Miocene 

 alluviums of see wood-cut, No. 54, 217 



remains of extinct quadrupeds in the 

 alluviums of, 218 



age of the trachytic breccias of, 262 



Montsacopa, volcanic cone of (see Fron- 

 tispiece,) 186 



Mountain chains formed of successive 

 igneous and aqueous groups superim- 

 posed on each other, 240 



on the relative antiquity of, 337 



difficulty of determining the relative 



ages of, 350 



Moravia, fossil shells of see tables, Appen- 

 dix I. 



Morea, osseous breccias now forming in 

 the, 144 



tertiary strata of the, 170 



distinct ranges of sea cliffs at va- 

 rious elevations in the, 113, 132 



fossil shells of the see tables, Ap- 

 pendix I. 



Moropano, fossil shells found in tuff near 

 the town of, 126 



Mosenberg, a mountain with a triple vol- 

 canic cone, 197 



Mososaurus of Maestricht found also in the 

 English chalk, 325 



Mundesley, protuberances of chalk in the 

 crag strata near, 180 



Murat, fresh-water deposits covered by 

 volcanic rocks near, 263 



Murchison, Mr., on the tertiary strata of 

 Grosoeil, near Nice, 135 



on tertiary strata at the base of the 



Maritime Alps, 166, 168 



his section of the manner in which 



the crag rests on the chalk see dia- 

 gram No. 30, 173 



on the Superga, 211 



on the tertiary formations of Styria, 



gaam 213, 214 



on the fresh-water formation of Ca- 



dibona, 222 



on the volcanic rocks of Styria, 224 



on central France, 227 



" on the lacustrine strata of the Cantal, 

 239 



on Auvergne, 258 



on the Plomb du Cantal, 263 



on the excavation of valleys, 265 



on the tertiary formations of Aix, in 



Provence, 277 



on the terrace formed by the hard 

 beds of the upper green-sand, 292 



Murphy, Lieut. H., on the height of the 



North Downs, 288 

 Musara, sections of buried cones seen near 



the rock of, 88 

 flowing of the lava of 1811 and 1819 



round see wood-cut, No. 21, 92 

 traversed by dikes, 92 



Nadder, valley of the, 308 



Nantes, tertiary strata near, resting on pri- 

 mary rocks, 204 



Naples, recent tertiary strata in the district 

 around, 22 



volcanic region of, changes which 



it has undergone in the last 2000 years, 

 118 



recent shells in volcanic tuffs near, 



126 



Necker, M. L. A., on the dikes of Somma, 

 121 



on the cause of the parallelism of 



their opposite sides, 122 



on the varieties in texture of the 



dikes of Somma, 124 



Needles of the Isle of Wight, fall of one of 

 them into the sea in 1772, 181 



Nesti, M., on the fossil elephant of the 

 upper Vald'Arno, 221 



Netherlands, tertiary formations of the, 276 



Newer Pliocene period see Pliocene 

 period, newer 



Newhaven, patches of tertiary strata found 

 on the chalk near, 286 



Nice, height of the tertiary strata above the 

 sea at, 165, 167 



section from Monte Calvo to the sea, 



by the valley of Magnan near see dia- 

 gram No. 29, 167 



great beds of conglomerate near, 167 



dip of the strata, 168 



Niger, delta of the, area covered by the, 329 



Nile, its delta now preyed on by currents, 

 28 



Noeggerath, M., his map of the Eifel dis- 

 trict, 193 



on volcanic district of the Rhine, 201 



Norfolk, crag strata of, 171 



rapid waste of the cliffs on the 



coast of, 297 



Northampton, Lord, fossil fish found near 

 Castrogiovanni by, 67 



North Downs, chalk ridge called the, 287 



section across the valley of the 

 Weald from the south to the see wood- 

 cuts, No. 63 and 64, 288 



highest point of the, 288 



on the former continuity of the chalk 



of the, with that of the South Downs, 303 



Noto, Val di, formations of the, 63 



volcanic rocks of the, 63, 67 



Novera, hill of, in Sicily, junction of tuff 

 and limestone in the see diagram No. 

 8,70 



