eq._

Kurile Islands, volcanoes of, 28

Laacher See, 121-123

Lampophyre, 262

Lancerote, 34

Lasaulx, Prof. von, 68

Lavas, relative density of, 232-234

Lima in 1746, earthquake of, 222

Lipari Islands, volcanoes of, 69 _et seq._

Lisbon, earthquake of, 221

Lister, J. J., 38

Lunar volcanoes, 236 _et seq._

Lyell, Sir C., 30, 62, 78, 217

Mackowen, Col., 74

Magdala, volcanic series of, 192-193

Mallet, R., 9, 217

Mauna Loa, 19, 39, 249

Mica-trap, 262

Milne, Prof., 28, 218, 253

Moab, volcanic regions of, 132

Moon, volcanoes of, 236 _et seq._

Monte Nuovo, 85

Mull, 172 _et seq._

Neapolitan group of volcanoes, 28

New Zealand, volcanoes of, 146

Obsidian, 264

Ocean waves of seismic origin, 208, 220

O'Reilly, Prof., 9, 219

Orizaba, 21

Ovid, 3

Pacific, volcanic islands of, 37

Palestine, dormant volcanoes of, 126-135

Palmieri, Prof., 55

Pantelleria, 74

Phlegraean fields, 85

Phonolite, 263

Pitchstone, 264

Pliny, 2, 4

Porphyrite, 262

Powell, Major, 138

Pre-Tertiary volcanic rocks, 187 _et seq._;
of British Isles, 196 _et seq._

Puy de Dome, 105-110

Pythagoreans on volcanoes, 2-3

Quito, Cordilleras of, 25

Rangitoto, 19, 149

Reyer, Dr. E., 17

Rhine valley, volcanoes of, 113 _et seq._

Rhyolite, 263

Riviera in 1887, earthquake of, 219

Rocca Monfina, 80

Roderberg, 119, 120

Rome, 88-89

Rosenbusch, H., 260

Roto Mahana, 151

Ruapahu, 151

Russell, Hon. Rollo, 213

Rutley, F., 260

St. Helena, 37

San Francisco, Mount, 138

Santorin, 76-83

Schehallion, 10

Schumacher, 127

Scotland, volcanic districts of, 172 _et seq._

Scrope, Poulett, 5, 73, 93, 98

Scuir of Eigg, 180-184

Seismic phenomena, special, 201 _et seq._, 217 _et seq._

Shasta, Mount, 140

Siebengebirge, 116-120

Skye, 177-179

Sleamish, 168

Smyth, Piazzi, 33

Snake River, volcanoes of, 142

Staffa, 185-186

Strabo on volcanoes, 3

Stromboli, 71-73

Sumatra, volcanic action in, 226

Syenite, 262

Symes, R. G., 167

Syria, earthquakes in, 219

Taupo Lake, 150

Taylor, Mount, 138

Tell el Ahmar, 131

Tell el Akkasheh, 131

Tell el Farras, 131

Tell Abu en Neda, 130

Tell Abu Nedir, 129

Templepatrick, quarry at, 160

Teneriffe, 33

Tertiary period, volcanic activity of, 255

Thucydides, 2

Tonga Islands, volcanoes of, 38

Tongariro, 151

Trachyte, 263

Trass of Bruehl Va