LIST OF ILLUSTRATIONS 



FIG. PAGE 



254 Alligator, brain 447 



255 Hatteria, pineal eye . . . 449 



256 Rattlesnake, poison appa- 



ratus 452 



257 Pigeon, external form . , 456 



258 ,, feathers 458 



259 ,, pterylosis .... 460 



260 ,, bones of trunk . . 461 



261 ,, cervical vertebra . 462 



262 ,, sacrum of nestling 463 



263 ,, skull 465 



264 ,, Skeleton of wing 467 



265 ,, ,, ,, manus 



of nestling . . 468 



266 , , innominate of nest- 



ling 468 



267 ,, bones of hind- limb 469 



268 , , foot of embryo . . 470 



269 ,, muscles of wing . 471 



270 ,, dissection . . .- . 473 



271 ,, heart 475 



272 brain 477 



273 ,, urinogenital organs 



of male .... 479 



274 ,, urinogenital organs 



of female . . . 479 



275 Casuarius, feather . . . .481 



276 Egg of fowl 486 



FIG. PAGE 



277 Rabbit, skull 491 



278 ,, shoulder-girdle and 



sternum . . . 496 



279 ,, carpus and distal 



end of fore-arm . 497 



280 ,, innominate bones 



and sacrum . . 498 



281 ,, skeleton of pes . 499 



282 ,, dissection of head, 



neck, and thorax . 501 



283 ,, digestive organs . 503 



284 ,, heart 504 



285 ,, vascular system . 507 



286 ,, brain 511 



287 ,, urinogenital organs 513 



288 ,, female organs (part) 515 



289 Ornithorhynchus .... 520 



290 Echidna 521 



291 Opossum 522 



292 Dasyure 523 



293 Wallaby 524 



294 Koala 525 



295 Sloth 526 



296 Armadillo 527 



297 Manis 528 



298 Whale ... . . . . 529 



299 ,, baleen-plates- . . 530 



300 Bat 536 



