422 



INDEX. 



Lagena, 236, 240. 



Lagidium, 361. 



Lagomys, 362, 364. 



Lagopus, 66, 69, 70. 



Lagostomus, 361. 



Lagothrix, 39,", 396. 



Lake thuna, 126. 



Lamollibranchiata (deep-sea), 113 ; 



geological distribution of, 271. 



(See MOLLUSCA.) 

 Laminarian zone, 262. 

 Lammergeier, 71. 

 Lamna, 297, 300. 

 Lamprey, 68, 299. 

 Lanitda?, 65. 

 Laophis, 327. 

 Laopithecus, 400. 

 Laopteryx, 330. 

 Laornis, 330. 

 Laosaurus, 162. 

 Lar, 397. 



Laramie formation, 203, 210. 

 Lark, 66. 



Lark-bunting, 65. 

 Latcs, 288, 289. 

 Latimoeandra, 247. 

 Laurentian (2) fauna, 134. 

 Leaf-nosed bats, 352. 

 Leda, 207. 

 Leiodon, 169. 

 Leipoa, 101. 

 Leiotricludaj, 94, 107. 

 Lemming (Myodes), 357. 

 Lemuravus, 403, 

 Lemuria, 87, 402. 

 Lemuroidca, 393. 

 Lemurs, distribution of, 401. 

 Leopard, 18, 383, 38L 

 Leperditia, 140, 272. 

 Lepidoptera, 96, 279, 280, 284. 

 Lepidosiren, 80, 302, 304. 

 Lepidosternon, 319. 

 Lepidosteus, 68. 

 Lepidotus, 302. 

 Lepilemur, 401. 



Leptictis, 348. ^ 



Leptobos, 378. 



Lcptolepis, 302., 303. 



Leptosomus (fossil), 331. 



Lepus, 362, 364, 365. 



Lestodon, 339. 



Libellulidse, 283. 



Light, penetration of, into water, 118, 

 128. 



Lima, 207. 



Liinacina, 260. 



Limidag, 166, 272. 



Limn3a, 69, 261, 264. 



Limnohyus, 372. 



Liinnophis, 327. 



Limnotlierium, 403. 



Limulus, 207, 278. 



Ling (Molva), 69, 294. 



Lingula, 137, 139, 145, 253, 255, 257. 



Lingulella, 137, 139, 145. 



Lingulcpis, 255. 



Linnet, 65, 70. 



Linota, 70. 



Lion, 36, 384. 



Listriodon, 369. 



Lithentomum, 146, 282. 



Lithophis, 327. 



Lithostrotion, 151, 215, 249. 



Littoral fauna, 124. 



Littoral zone, 262. 



Lituites, 145. 



Lizards, dispersal of, 45 ; distribu- 

 tion of, 315. 



Llama, 375. 



Loach, 288. 



Lobites, 207. 



Lophiodon, 369. 



Lophohelia, 243, 244. 



Lophophorus, 66'. 



Lophopsittacus, 333. 



Lophotragus, 72. 



Loris, 402. 



Lota, 69. 



Loxodon, 365. 



Loxolophodon, 367. 



