406 
INDEX. 
Jelly-fish, eye of, 180. 
“ mode of feeding of, 51. 
“ mouth of, 55. 
“ nerves of, 168. 
“ nettle-cells of, 51. 
“ reproduction of, 212. 
Joints, 147. 
Julus, 291. 
Kangaroo, 88,343. 
Kidney, 126, 41, 93. 
King-crab, see Horseshoe-crab. 
Kingfisher, 335, 327. 
Kite, 335. 
Labium and Labrum, 58, 21. 
Labyriuthodontia, 318. 
Lacerta, 321, 300. 
Lacertilia, 321. 
Lachnosterna, 297, 267. 
Lacteals, 94, 60. 
Lacunae, 37, 8. 
Lamellibranchiata, 270, 44, 46, 78, 09, 
135, 150, 224-227 
“ eye of, 181, 153. 
“ see Clam. 
Lamellirostres, 331, 311. 
Lamprey, 286. 
Lamp-shell, 266, 221. 
Lancelet, 310, 282. 
Land-snail, 275, 232. 
Lark, 340. 
Larynx, 189,159. 
Lasso-cells, 51. 
Leech, 268. 
“ alimentary canal of, 77. 
“ jaws of, 64. 
“ locomotion of, 161. 
“ mode of feeding of, 50. 
Lemur, 355, 351. 
Lepas, 284, 253. 
Lepidoptera, 300, 43, 172. 
“ see Butterfly. * 
Lepidosiren, 317. 
Lepidosteus, 315, 289. 
Libellula, 294, 263. 
Life, distribution of, 372. 
“ duration of, 226. 
“ nature of, 28. 
“ struggle for, 227. 
Lightning-bug, 299. 
Ligula, 5S, 21. 
Likeness, 215. 
Limax, 275, 232. 
Limbs, development of, 204. 
“ skeleton of, 146. 
Limnaea, 275, 232. 
Limpet, 278, 245. 
Limulus, 284. 
1 “ see Horseshoe-crab. 
Lion, 355. 
“ foot of, 128. 
“ skeleton of, 106. 
“ stomach of, 88, 55. 
Liver, 123, 92. 
Lizard, see Lacertilia. 
Lobster, 106, 70, 256. 
“ alimentary canal of, 78. 
“ anatomy of, 2S2. 
“ circulation in, 106, 70. 
“ ear of, 179. 
“ eggs of, 196. 
“ gills of, 114. 
gizzard of^4. 
“ locomotion of, 158. 
“ moulting of, 132. 
“ mouth of, 57. 
“ prehension of, 53, 57. 
“ respiration in, 114. 
“ skeleton of, 131. 
Lob-worm, 77. 
Locomotion of Arthropoda, 162. 
“ of Birds, 160 
“ of Fishes, 15S. 
“ of Insects, 159. 
“ of Mollusks, 161. 
“ of Starfish, 161. 
“ of Vertebrates, 163. 
“ of Worms, 161. 
Locust, 297. 
Loligo, see Squid. 
Longipennes, 329, 308. 
Loon, 32S, 307. 
Louse, 297, 50. 
Lucernaria, 197. 
Lumbricus, see Earth-worm 
Lungs, function of, 125. 
“ of Snail, 116. 
“ surface of, 3S5. 
“ of Vertebrates, 117. 
Lymph, 102. 
Lymphatics, 94, 61. 
Lymph-heart, 96. 
Maotra, 271, 46, 226. 
Madrepore, 252, 201, 206. 
Madreporic plate, 258, 39. 
Maggots, 3S9. 
Mammalia, 309. 
“ alimentary canal of, 85. 
“ anatomy of, 87, 52. 
blood-corpuscles of, 99, 05. 
“ brain of, 171,138,142-145, 
“ circulation in, 109, 76, 281. 
“ digestion of, 92, 51. 
“ drinking of, 50, 
“ ear of, 179,152. 
“ egg of, 198,165. 
“ embryo of, 202,171. 
“ eye of, 183,157. 
“ hair of, 136,104. 
