INDEX 
Hawaiians, diving boys, 122; surf- 
riding, 131. 
Heart, the, origin of, 19. 
Heat, its relation to life, 210, 211. 
Henry Mountains, 173. 
Hetch-Hetchy Valley, 79, 80. J 
Hilo, 149, 155. 
Honey-sucker, 151. 
Honolulu, harbor of, 121, 122; first 
impressions of the city, 122, 123; 
population, 123, 124; attractions, 
124; Americans in, 124, 125; the 
skylark at, 132, 133. 
Horn-fly, Texas, 137. 
Horns, in evolution, 237, 238. 
Horse, the, evolution of, 33,, 176; 
mankind and, 229. 
Hudson River, mineral matter car- 
ried by, 169; geology of the two 
sides at New York, 173, 174. 
Huxley, Thomas Henry, 218. 
Tao Valley, 134, 146. 
Ice-sheet, continental. See Glacia- 
tion. 
Ichneumon-fly, 251, 252. 
Imagination, the scientific and the 
poetic, 87, 88. 
Japanese, in the Hawaiian Islands, 
134, 136, 149. 
Kahoolawe, 146. 
Kahului, 133. 
Kauai, 147, 148. 
Kilauea, 133; visit to the volcano, 
149-155. 
King’s River Valley, 79, 80. 
Laccolites, 172, 173. 
Lahaina, 147, 149. 
Land, a farmer’s strong, 158. 
Lantana, 125, 126, 145. 
Lark. See Skylark. 
Laurentian Hills, 109. 
Lava, 151-153, 172, 173. 
Lemurs, 235. 
Liberty Cap, 74, 75. 
Life (biological), dawn of, 5; artifi- 
cial production of, 11, 209, 210; as- 
cending series of, 18-21; progress 
from the simple to the complex, 
23, 24; the mystery of its incep- 
tion, 37, 38; geologic periods of, 
116,.117; rises on stepping-stones 
of its dead self, 117; the tide at 
the full, 192, 193; nature of, 207- 
209; dependent on heat and chem- 
ical action, 210, 211; origin of, 
217-219; the tree of, 232; the 
stream of, 233; rankness in early 
biologic times, 238. See also Evo- 
lution. 
Limestone, 108, 110. 
Locomotion, evolution of, 21. 
Logcock. See Woodpecker, north- 
ern pileated. 
London, fossil fruits under, 26. 
Lowell, Mr., superintendent of 
sugar-making plant in Hawaiian 
Islands, 148. 
Lowell, Percival, 193. 
Lyell, Sir Charles, 
quoted, 105. 
82, 99-101; 
Malaspina Glacier, 160. 
Mammals, origin of, 19. 
Man, origin of, 1-13, 21, 175-181, 
188-194; larger than his ancestors, 
18; the end of the life series, 22; 
the goal of life’s progress, 24, 25; 
his specialization in the brain, 26, 
27; has had the experience of all 
the animals below him, 28, 29; 
loss and gain of organs and pow- 
ers in the course of his develop- 
ment, 30-33; fortuitous variation 
insufficient to account for the 
evolution of, 38; his ancestry, 97, 
98; physical and mental evolu- 
tion of, 189; continuity of his 
descent, 190-192; future evolu- 
tion of, 194-196; seems of another 
sphere than the animals, 202, 
203; creation of, 203-205; varia- 
tion in, 215-217; his evolution 
and the First Cause, 218, 219; 
not a fallen, but a risen, creature, 
219; heir of the geologic ages, 220, 
221; concrete conceptions of his 
descent, 221-223; hazards en. 
countered in the line of his de- 
scent, 225-239; one of the most 
generalized of animals, 230; haz- 
Q77 
