436 



INDEX. 



Oreortyx, 66. 



Orcosaurus, 320. 



Organist, 78. 



Oriental realm, 90. 



Oriole, 106. 



Ornithopoda, 162. 



Ornithorhynchus, 333. 



Orodus, 300. 



Orohippus, 371, 372. 



Orthis, U5, 255. 



Orthisina, 255. 



Orthocoras, 137, 139, 145, 156, 190, 



192, 265, 266. 

 Orthoptcra, 279, 283, 284. 

 Orthotonms, 94. 

 Orycteropus, 336. 

 Oryx, 84, 377. 

 OscillatoriaB, 120. 

 Osteolepis, 149, 801. 

 Osteopygis, 315. 

 Osteornis, 331. 

 Ostracoda, 126, 274. 

 Ostrea, 166, 168, 211, 272. 

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



fossil, 332. 

 Otaria, 301. 

 Otis, 66. 

 Otocyon, 386 

 Otodus, 300. 

 Otter, 390. 

 Oudeuodon, 159. 

 Ounce, 383. 

 Oustiti, 396. 

 Ovibos, 379, 380. 



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

 Oxysena, 393. 

 Oyster, earliest, 272. 



Paca, 361. 



Paohycyon, 888. 



Pachy lemur, 403. 



Pachysimia, 875. 



Pacific, temperature of, 116. 



Palaeacodon, 348. 



Palsearotio region, 56. 



Palsemon, 275. 

 Palffioblattina, 146, 282, 2S3. 

 Palaeocampa, 286. 

 Palseocetas, 344. 

 Palaaochffirus, 374. 

 Palasocircus, 331. 

 Palffiodictyoptera, 282. 

 Palaaolagu-, 365. 

 PaliBOlama, 376. 

 Palceolemur, 348, 402. 

 Palasomcryx, 381. 

 Palasoniscus, 302. 

 PaliBonyotis, 393. 

 Palseopalffimon, 148, 275. 

 Palseophis, 327. 

 Palteophoca, 393. 

 Palffiophoneus, 146, 285. 

 Palffiopithecus, 400. 

 Palseorbis, 208. 

 Pateoreaa, 378. 

 Pateornis, 88. 

 Palaaomithidse, 95. 

 Pateortyx, 331. 

 Palseoryx, 378. 

 PalseosauTus, 155. 

 Palasosiren, 311 . 

 Pateospalax, 348. 

 Palffiospiza, 331. 

 Palseosynps, 872. 

 Palseotherium, 371. 

 Palseotragus, 378. 

 Pulseotringa, 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. 

 Panochthus, 339, 



