INDEX 



453 



Formation of new races, 405. 

 Fossil-bearing rocks and their origin, 



421. 



Fossil brachiopod (ill us.), 423. 

 Fossils, 420 ; deposition of, 422. 

 Foot of the bald eagle (illiiB.), 292. 

 Fringillidce, 231. 

 Frogs, 185. 

 Fulica americana, 223. 



Galapagos Islands, 439. 



Galeuszyopterus (illus.), 169. 



Gall of the white oak (illus. ), 308. 



Gallinago delicata, 223. 



Gallince, 224. 



Gammarus (illus.), 122. 



Ganoidei, 171. 



Garpikes, 171. 



Gasteropoda, 89, 97, 103. 



Gastrula(muB.,36), 35. 



Gavia irnber, 219, 



Geese, 221. 



Gelasimns (illus.), 120. 



Geographical distribution of ani- 

 mals, 435. 



Geological epochs and their animals, 

 424 



Geometrid larva (illus.), 356. 



Gephyrea, 84. 



G err honotus seine icauda (illus.), 352. 



Giant water-bug (illus.), 138, 306. 



Gila monster (illus.), 200. 



Glires, 19, 240. 



Gnats, 138. 



Gnawers, 240. 



Golden eagle (illus.), 227. 



Gordius, 69. 



Gorilla, 250 ; (illus.), 252. 



Gorgonia, 56. 



Grapta, 357. 



Grasshopper, 133; showing auditory 

 organ (illus.), 381. 



Grebes, 217. 



Green leaf insect (illus.), 357. 



Gregarina, 28 (illus.), 29. 



Gregariousness, 328. 



Grouse, 224. 



Grus americana (illus.), 220; Mexi- 

 cana, 222. 



Gryttotalpa (illus.), 311. 



Hcematozoa, 30. 



Halictus, 3:25. 



Haliclystus (illus.), 53. 



Halitetus leucocephalus, 226 ; H. ai~ 



bierlla, 329. 

 Harvestmen, 145. 

 Hatteria (illus.), 206, 207. 

 Hawks, 226. 



Hawkbill turtle (illus.), 20.3. 

 Heliconidae, 365. 

 Helix, 98. 

 Heloderma suspectum (illus.), 200, 



201, 361. 



Heptacarpus brevirostris, 117. 

 Hemiptera, 137. 



Hermit-crabs (illus., 119), 118, 338. 

 Herodiones, 222. 

 Herons, 222. 

 Herring, 172. 

 Hirundinidce, 231. 

 Hominidce., 253. 

 Homo sapiens, 252. 

 Homology, 13. 

 Honey-bee (illus.), 259, 314 ; (illus.), 



315; posterior leg of (illus.), 316; 



cells containing eggs (illus.), 317; 



hiving a swarm of (illus ), 319. 

 Horned toads, 200 (illus.), 208, 297. 

 Horse, extinct four-toed (illus.), 



432 ; feet of in fossil pedigree, 483. 

 Horse-fly (illus.), 139. 

 Horseshoe crab (illus.), 149. 

 Horsehair snake, 69. 

 House-fly, 138. 

 Humming-birds, 229. 

 Humpback whale (illus.), 243, 

 Hydra, fresh- water, 43 ; (illus.), 44; 



methods of multiplication, 45. 

 Hydractinia, 119 (illus.), 50. 

 Jlydrodamalis, 419, 

 Hydrophilus (illus.), 311. 

 Hydrozoan colonies, different types 



of (illus.), 46, 47. 

 Hyla regilla ( illus.), 310. 

 ffylobates, 250. 

 Hymenoptera, 142. 

 Hystrix cristata (illus.), 241. 



