3S4 



INDEX 



Gesuer, ('ciirad von, 375. 



Gila moiistrr, 259, :354. 



Gill scoop, 120. 



Ciills of imiKsel, lUG ; of crayfish, 126 ; 

 of fisli, 210. 



CJlass rope sponjzc, 42. 



Globigcrina, 30. 



Glottis, 3U7. 



Gnats, 180. 



Goethe, 379. 



Goose, 2S3 ; Canada, 284. 



Gorilla, 334. 



Grantia, 38 ; structure of, 38 ; respira- 

 tion of, 40 : reproduction of, 44. 



Grasshoppers, 170. 



Greeks, 374. 



Grew, 376. 



Grouse, ruffed, 287. 



Growth of animals, 21. 



Gulls, 282. 



Haeckel, Ernst, 379. 



Hasmoglohin of earthworm's blood, 

 81. 



Hagfishes, 206, 207. 



Hair, 302. 



Hare, American, 357. 



Harvest fly, dog-da>% 177. 



Harvey, William, 377. 



Hawks, 285. 



Helix, 110. 



Hell bender, 238. 



Heller, 377. 



Hermit crab, 61. 



Herring, 219, 227. 



Hinge ligament, 103. 



Hippopotamus, 320. 



Honev dew, 190. 



Hood, 376. 



Hornbill, 294. 



Horned toad, 257, 352. 



Hornets, 191. 



Horn fly, 367. 



Horse, 8, 320 ; fossils of, 320. 



Horsefly, 186. 



H..USC fly. 186. 



Hydra, Hi, 48; )ocr)niotinn of, 46; 

 structure nf, 47; means of protec- 

 tion, 48; digestion, exci-ctioii, and 

 reprndni'l ion, 49 ; iimde of ingestion, 

 360 ; in.ide of digesi inu, 361 . 



II>'(lraetinia, 61. 



H>'drogen, 7. 



H>'dro2oa, 50. 



Hyla A'ersicolor, 241. 



Hunmiing bird, ruby-throated, 288, 



290. 

 Hunter, 377. 

 Huxley, Thomas H., 379. 



Incisors, 304. 



Ingestion, 360. 



Insectivora, 329. 



Insects, number of, 9 ; class, 155 ; ad- 

 aptations of, 194 ; economic impor- 

 tance of, 195 ; characteristics of, 

 197 ; classification of, 198 ; fossil, 

 345. 



Invertebrates, 200, 201. 



.Janssen, Hans and Zacharias, 375. 

 .lelh-fishes, 52. 



Kallima, 356. 



Kangaroo, 313 ; great gray, 313 ; rat, 



313 ; milk glands of, 313. 

 Karyokinesis, 20. 

 Katydids, 171, 355. 



Ladyliird bi-etles, 188. 



Lamarck, 377. 



Lampreys, 205, 200 ; sea, 200 ; fresh- 

 water, 200. 



Lampshells, 72, 344. 



Lancelct, 204, 205. 



Larva, bSO, 1,86. 



Larynx, 307. 



Leaf butterfly, 356. 



Leeches, 85. 



Leeuwenhock, 376. 



Lemurs, 333. 



Leptocardii. 204. 



Life. 8, 9 ; processes in aninuils, 

 360, 



Ijimna?a, 1 15, 110. 



Lingual i-il)lion, 115. 



Linnaais, 376. 



Lion, 325, 



Liver, 302. 



Lizards, 2 10, 254 ; six-lined, 24(i ; eyes 

 (.f, 240 ; i-ars and nostrils ..f, 247 ; 

 moutli and teetli of. 247 ; loc.imo- 

 lionof, 2 17 ; food of, 247 : scales of, 

 248; digestive system of, 248 ; blue- 



