INDEX. 



423 



Loxonema, 148, 269. 

 Lucinidse, 166, 272. 

 Lump-sucker (Discobolus), 293. 

 Lung-fish, 80, 89, 103, 291, 302. 

 Luscinia, 65, 70. 

 Lutra, 390. 

 Lyoena, 280, 281. 

 Lycalopex, 387. 

 Lycaon, 386. 

 Lynx, 383, 384. 

 Lyre-bird, 101. 

 Lytoceras, 166, 207. 



Macaque (Macacus), 394, 398, 400, 



Macaw, 78, 88. 



Machairodus, 384. 



Mackerel, 297. 



Macrauchenia, 373. 



Macropetalichthys, 149. 



Macropodidse, 98, 336. 



Macropoma, 302. 



Macropus, 99. 



Macrorhinus, 392. 



Macrornis, 331. 



Macroscelides, 346. 



Macrotherium, 338. 



Macrura, 275. 



Mactridae, 108. 



Madrepora, 242, 247-249. 



Ma?andrina, 247, 248. 



Magpie, 28. 



Malacoclcmrnys, 314. 



Mammalia, dispersal of, 43; distri- 

 bution of, 333 ; Arctic, 70 ; of the 

 Holarctic realm : of the Eurasiatic 

 division, 59-61, 69-72 ; of the 

 American division, 62-65, 72, 73 ; 

 of the Neotropical realm, 74-77, 

 80, 81 ; of the Ethiopian realm, 

 83-87, 89, 90; of the Oriental 

 realm, 91-94, 96, 97; of the Aus- 

 tralian realm, 98-100 ; of the 

 Polynesian realm, 103, 104 ; of 

 the Mediterranean region, 105. 



Mammalian descent, line of, 176. 



Mammoth, 205, 366. 



Manakin, 78. 



Manatee, 339, 340. 



Mandrill, 397. 



Mangabey, 397. 



Manicinn, 248. 



Manis, 336. 



Manucodia, 101. 



Marmoset, 396. 



Marmot, 359, 364. 



Marsipobranchii, 299. 



Marsupial ia, distribution of, 334. 



Marten, 390. 



Mastodon, 366. 



M'doqua, 84. 



Meadow-mice, 356. 



MedKcottia, 156, 267. 



Medusae (deep-sea), 110 ; pelagic, 120. 



Megalichthys, 301. 



Megalonyx, 339. 



Megalornis, 331. 



Megalosaurus, 162, 169. 



Mcgapodius, 95, 101, 104. 



Mcgaptera, 341. 



Megatherium, 338. 



Megerlia, 255. 



Melanerpeton, 311. 



Melania, 166, 209. 



Meleagris, 66. 



Meles, 390. 



Meliphagidse, 102, 104. 



Mellivora, 390. 



Melonites, 151. 



Meniscoessus, 335. 



Menobranchus, 306. 



Menodus, 372. 



Menoporaa, 306, 311 



Menuridse, 101. 



Mephitis, 390. 



Merganser (fossil), 332. 



Meriones, 355. 



Merops, 87, 94, 106. 



Merychyus, 382. 



Mesohippus, 371, 372. 



Mesonyx, 393. 



