GENERAL INDEX. 



897 



ORT 

 Ortyx, dorsal vertebrae and sternum of, ii. 



26, 27 

 Orycteromys, teeth of, iii. 296 

 Orycterus, alimentary canal of, iii. 423 



lungs, iii. 577 

 Orycteropus, characters of, ii. 279, 376 



heart, iii. 520 



limb-bones, ii. 409 



liver, iii. 484 



mouth, iii. 386 



organ of hearing, iii. 231 



organ of smell, iii. 210 



skull, ii. 404 



teeth, i. 367, 369 ; iii. 272, 273, 366 



vertebral column, ii. 395 

 Osphranter, organ of smell of, iii. 205 

 Osphromenus, organ of touch of, i. 326 

 Ossification, tendons of, in Aves, ii. 83 

 Osteocomma (syn. bone-segment or osteo- 



mere), i. 27, 203 

 Ostracion, alimentary canal of, i. 421 



bones of, i. 26 



muscles, i. 212 

 Ostraciontidse, characters of, i. 11 

 Ostracostei, characters of, i. 12 

 Otaria leonina, sen jubata, liver of, iii. 

 486 



skull, ii. 496, 497, 498 



teeth, iii. 336 

 Otaria lobata, hair of, iii. 618 

 Otaria nrsina, hair of, iii. 618 



limb-bones, ii. 507 



organ of hearing, iii. 234 



organ of smell, iii. 216 

 Otis, organ of hearing of, ii. 133 



osseous system, ii. 23, 26, 82 

 Otocryptis, teeth of, i. 402 

 Otodus, teeth of, i. 372 

 Otolicnus crassicaudatus, alimentary canal 

 of, iii. 431 



mammary glands, iii. 780 



organs of generation, male, iii. 672 



osseous system, ii. 512, 542 

 Otolicnus Peli, osseous system of, ii. 512 



organs of generation, female, iii. 701 



teeth, iii. 315 

 Otomys, teeth of, iii. 296 

 Otoops, mouth of, iii. 387 

 Otter, bones of the, ii. 501 

 Oudenodon, teeth of, i. 385, 400 

 Ourax, osseous system of, ii. 27, 65 

 Ovidse, horns of, iii. 624 



mammary glands, iii. 779 

 Ovipont in Mammalia, iii. 711 

 Ovis ammon, hair of, iii. 618 



skull, ii. 474 

 Ovis aries, characters of, ii. 286 



development, iii. 738 



macomyelon, iii. 87 



skull, ii. 474, 475 

 Ovis mahura, skull of, ii. 474 



vertebral column, ii. 462 

 Ovis musimon, hair of, iii. 618 



VOL. II I. 3 M 



PEC 

 Ovis Vignei, hair of, iii. 618 



skull, ii. 474 

 Ovulation in Mammalia, iii. 709 

 Ovum, development of, in vertebrates, i. 1 

 Ox, alimentary canal of, iii. 471 



bones, ii 461, 472 



horns, iii. 625 



muscles, iii. 42 



organs of generation, iii. 668 



organ of hearing, iii. 233 



salivary gland, iii. 404 



organ of sight, iii. 251 



organ of smell, iii. 213 

 Oxyglossus, alimentary canal of, i. 436 



teeth, i. 392 



PAGRUS, changes accompanying growth, 

 i. 612 

 Palaeontology, i. viii ; iii. 790 

 Palseosaurus, teeth of, i. 405 

 Pabeotherium, characters of, i. xvii, xxxi ; 

 ii. 284, 309 



geological remains of, iii. 789 



teeth, iii. 340-343, 356, 375, 377 

 Palamedea, scapular arch and limbs of, ii. 74 



tegumentary system, ii. 232 

 Palapteryx, characters of, ii. 12 



pelvic limbs, ii. 82 

 Paloplotherium, geological remains of, iii. 



179 

 Pancreas of Aves, ii. 178 



Fishes, i.428 



in Mammalia, iii. 492 



pancreatic fluid, iii. 499 



Reptiles, i. 453 

 Pandion, bones of, ii. 21 

 Pangasius, air-bladder of, i. 491 

 Pangolin, bones of, ii. 403 

 Panician corpuscles, i. 323 

 Papio Mormon, brain of, iii. 91 



organs of generation, male, iii. 673 

 female, iii. 703 



osseous system, ii. 517, 531 



prosencephalon, iii. 131 



teeth, iii. 316 

 Paradisia, characters of, ii. 10 

 Paradoxurus typus, alimentary canal of, 

 iii. 445 



mammary glands, iii. 780 



teeth, iii. 331 



vertebral column, ii. 492 

 Paraziphius, limb-bones of, ii. 427 



skull, ii. 426 

 Parra, scapular arch and limbs, ii. 74 



eggs of, ii. 256 

 Parus, characters of, ii. 10 

 Passerita, organ of taste of, i. 327 

 Patagonian, skull of, ii. 568 

 Pavo, osseous system of, ii. 27, 74, 81 

 Pearly vesicle coveriug the spinal nerves 



of the Frog, i. 315 

 Peccari, bones of, ii. 458, 470 



