426 



INDEX. 



Oreortyx, 68. 



Oreosaurus, 32D. 



Organist, 18. 



Oriental realm, 90. 



Oriole, 106. 



Ornithopoda, 1152. 



Ornithorhynohus, 333. 



Orodus, 300. 



Orohippus, 371, 372. 



OrthiB, 145, 255. 



Orthisina, 255. 



Orthooeras, 137, 139, 145, 156, 190, 



192, 265, 266. 

 Ortlioptcra, 279, 283, 234. 

 Orthotonius, 94. 

 Oryoteropus, 336. 

 Oryx, 84, 377. 

 Oscillatorioe, 120. 

 O.steolepis, 149, 301. 

 Oiteopygis, 315. 

 Osteomis, 331. 

 Oiitracoda, 126, 274. 

 Ostrea, 166, 168, 211, 272. 

 Ostrich, 32, 38, 88; American, 79; 



fossil, 332. 

 Otaria, 391. 

 Otis, 66. 

 Otocyon, 386 

 Otodus, 300. 

 Otter, 390. 

 Oudenodon, 159. 

 Ounce, 383. 

 Oustiti, 396. 

 Ovibos, 379, 380. 



Owl, 19, 66, 69, 104; fossil, 331-333. 

 Oxyeena, 393. 

 Oyster, earliest, 272. 



Paca, 3C1. 

 Pachyoyon, 388. 

 Paohylemnr, 403. 

 Pachysimia, 375. 

 Pacific, temperature of, 116. 

 Palasacodon, 348. 

 Palsearctic region, 56. 



Palsemon, 275. 

 Palajoblattina, 146, 282, 233. 

 Palasocampa, 286. 

 Palseocetus, 344. 

 Palseochoerus, 374. 

 PalsEocircus, 331. 

 Palaeodictyoptcra, 282. 

 PaUeolagU', 365. 

 Paloeolama, 376. 

 Palseolemur, 348, 402. 

 Palseomoryx, 381. 

 Palseoniscus, 302. 

 Paloeonyctis, 393. 

 Palseopalffimon, 148, 275. 

 Palaeophis, 327. 

 Palseophoca, 393. 

 Palasophonous, 146, 285. 

 Palieopitliecus, 400. 

 PalSBorbis, 208. 

 Palseoreas, 378. 

 Paleeornis, 38. 

 Palfflomithidse, 95. 

 Palseortyx, 331. 

 Palseoryx, 378. 

 Palaeosaurus, 155. 

 Palffiosiren, 311. 

 Palaeospalax, 348. 



Palseosyops, 372. 

 Palseotherium, 371. 

 Palseotragus, 378. 

 Palseotringa, 330. 

 Palceozoic faunas, 156. 

 Palamedea, 81. 

 Palapteryx, 333. 

 Palasterina, 135. 

 Paleohinus, 151. 

 Palephemera, 282, 283. 

 Palestine, birds of, common to Eu- 

 rope, 106. 

 Palinurus, 122. 

 Paludestrina, 264. 

 Paludina, 69, 166. 

 Pangolin, 336, 337. 

 Panoohthus, 339. 



