xvi LIST OF ILLUSTRATIONS IN THE TEXT.

Page

Map of Kilauea , by C. S. Lyman.139

Magnified Views of Pele’s Hair, by C. F. W. Krukenberg.161

Thread-lace Scoria.164, 165

Diagram illustrating the Origin of Lyman’s Ridge.173

Map of Mokuaweoweo, of the Wilkes Exploring Expedition.184

Source of Lava-stream of 1880 . 205

Aa Lava-stream. 241

Tarawera Geyser and Volcanic Region, New Zealand.247

Diagram showing the Combinations of Volcanoes in the Hawaiian Islands 259

Map of the Hawaiian Islands.261

Cones of Kaneohe Point, Oahu.300

View showing the Western Mountains of Oahu buried at Base by Lavas

from Eastern Oahu.301

Kahuku Bluffs of Coral-rock, Oahu. 302, 303

Koloa Region of Craters on Kauai ..309

Bluff of Drift-sands, Kauai.316

Feathery Forms of Augite in Mount Loa Lavas. 321, 322

Chrysolite Crystals of Mount Loa Lavas ..325

Microlites of Lavas. 331

Enlarged Views of Lava -stalactites. 336, 337

Sections of the Stalactites and Outline of a Crystal of Feldspar .... 338

Outline of a Twin Crystal of Feldspar from Maui.352

Map of Tahiti.375

The Crown at the Head of Papiete Valley, Tahiti ......... 376

Outline Sketch of Orohena and Pitoliiti.378

Diagram illustrating River Erosion, New South Wales.390