INDEX 



Hawaiian?, 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. 



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. 



lao 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, 82, 99-101; 

 quoted, 105. 



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 th most 

 generalized of animals, 230; hat- 



277 



