INDEX. 



Martens, 241, 247. 



Mastodon, 81. 



Maupertuis, 4. 



Maury, 227. 



Mayer, Ernst, 118. 



Medusae, 31, 202, 210, 218. 



Megalonyx Jeffersoni, 246. 



MoUusca, 33, 199. 



Monera, 27. 



Monkeys, 79, 234, 269. — 6"^^ Apes. 



Monotremata, 269. 



Muller, Friedrich, 305. 



Mliller, H. 299. 



Muller, Johannes, 279. 



Muller, Max, 161, 208, 238, 303. 



Musk animals, 242. 



Mylodon Harlemi, 246. 



Myriapoda, 32. 



Myxine, 258. 



Nageli, 160, 193, 

 Nathusius, H. von, 175, 178. 

 Naumayr, 97. 

 Nauplius, 207, 2 ID. 

 Navicula, 199, 

 Nematoids, 206. 



Oken, 105. 



Ophiura, 198. 



Opossums, 233, 245. 



Orang, 288. 



Orniscelidae, 260. 



Ornithorhyncus, 37, 237, 270. 



Orthoptera, 171. 



Ostrich, 237. 



Ouistitis, 291. 



Ovibos, 277. 



Owen, R. 121, 193, 390. 



Oxen, 247, 275. 



Oysters, 201. 



Pachyderms, 79, 240, 242. 

 Palaeochoeridce, 244. 



Palceoniscus, 71. 



Pateotheridce, 273. 



Paludina, 200. 



Pander, 219. 



Pavians, 289. 



Peneus, 208. 



Petromyzon, 256. 



Phasmidoe, 181. 



Physeteridas, 280. 



Pigs, 175, 178, 242, 244, 275. 



Pigeons, 133, 170, 177. 



Pinnipedce, 278. 



Placoids, 71. 



Planorbis multiformis, 96. 



Platelmintha Suctoria, 205, 



Platypus, 233. 



Plesiosaurians, 74, 260. 



Pleuronectid2c, 181. 



Polecats, 241. 



Polistes Gallica, 47. 



Polypes. 28, 30, 174, 203, 218. 



Polypterus, 258. 



Primates, 308. 



Proboscidae, 273. 



Protamceba, 26, 40. 



Proterosaurus, 73. 



Proteus, 259. 



Protopterus, 238, 258. 



Pseudopus, 185. 



Pterodactyls, 75, 250, 263, 266. 



Pterotrachia, 199. 



Pulmo-gasteropoda, 224. 



Puma, 223. 



Quadrumana, 245. 



Radiata, 31. 

 Rathke, 55. 

 Regularas, jj. 

 Reniera, 94, 154. 

 Reptiles, 250, 264. 

 Rhabdoliths, 25, 



