INDEX. 



425 



Diagrams — continued. 

 Horse, skeleton, 296. 



tarsus, 293. 



Ichthyosaurus, 208, 209. 



Iguanodon, pelvis and hind-limb, 223. 



Lamb, foetal, head, 29. 



Lamprey, skuU and brain, 108, 110, 111. 



Lepidostens, 122. 



Lion, skeleton, 352. 



Lizards, pectoral arch and sternum, 35, 36. 



visceral arch, 77. 



Mammal, visceral arch, 77. 

 Monkfish (squatinav pectoral member, 

 38 



'skull, 115. 



Mudfish, skull, 145, 146. 



Orang, digit, 51. 



Os innominatum of man, 36, 



Ostrich, skull, 243. 



Ox, skeleton, 321. 



Pig, brain, 61, 63. 



Pike, brain, 142. 



outline, 41. 



pectoral arch and fore-limb, 137. 



skull, 132-135. 



Plaice, skull, 30. 

 Plesiosaurus, skeleton, 182. 

 Poi}T)terus, caudal extremity, 20. 

 Pterodactylus, skeleton, 229. 

 Python, dorsal vertebrae, 201. 



skull, 203, 205. 



Eabbit, brain, 61, 63. 



Kattlesnake, skuU, 206. 



Keproductive organs in higher vertebra- 



ta, 97. 



Salamander, foot, 32. 



Salmo, caudal extremity. 20. 



Secretary-bird, skull, 245. 



Shark, aortic bulb, 108. 



Sheep, stomach, 328. 



Skate, brain, 118. 



Spatularia, skull, 123. 



Sturgeon, skull, 124. 



Tadpoles, 165. 



Torpedo, 55. 



Trematosaurus, skull, 155. 



Turtle, heart, 265. 



plastron, 175. 



skull, 175-177. 



Vertebrate brain sections, 56, 57. 



Whale, skull, 837, 338. 

 Dlcynodontia, 222. 

 Didelphia, characteristics ot, 276. 



peculiarities of, 277. 



stomach of, 280. 



Digits of anthropomorpha, 406, 408. 

 bat, 34, 885, 3S7. 



birds, 254. 



cynomorpha, 401. 



dog, 354. 



lacertilia, 196. 



lemuridae, 389. 



man, 31, 413. 



marsupialia, 279. 



muscles of, 50. 



— — rabbit, 371. 



seal and turtle, 34, 362. 



Dinotherium, 366. 

 Dipnoi, 145. 

 Dog, anatomy of, 353. 

 digits, 354. 



Dolichosauria, 196. 



Dromajus. pelvis and hind-limb, 228. 



Dugong, heart of, 332. 



E. 



Ear, 74. 



bones of whale, 338. 



in sauropsida, 262. 



See Hearing, organs of. 

 Edentata entomophaga, groups and charao« 

 teristics of, 287. 



extinct, 286. 



loricata, 289. 



mutica, 287. 



phytophaga, characteristics of, 282. 



squamata, 288. 



teeth of, 282, 286. 



tubulidentata, 288. 



Egg, development of, 9. 

 Elasmobranchii, 111. 

 Electrical organs, 54, 55. 

 Elephant, skeleton of, 364. 



See Proboscidea. 

 Embryo of vertebrata, development of, 10. 

 Encephalon, 55. 



Endoskeleton, segment o^ in thoracic region 

 of a crocodile, i9. 



of vertebrata, 14. 



Entomophaga, 287. 



Eocene strata, didelphidae in, 280. 



extinct mammals of 320. 



fossils of equidaj in, 305, 306. 



fossil rodents of, 375. 



Episkeletal muscles, 44. 

 Equidse, fossil, 305. 



(horses and asses) general characteris- 

 tics of, 295. 



See Horse. 

 Exoskeleton, 39. 



in birds, fishes, reptiles, and mammals, 



40-43, 168, 235. 



of reptilia, 167. 



Eye-muscles of sauropsida, 259. 

 structure of, 72. 



F. 



Face, bones of, 27. 



of man, 414. 420. 



Facial muscles, 67. 

 Feathers, 235. 



Femur of the horse, 301. 



Fins of fishes, 39, 40. 



Fishes, electrical organs of, 54. 



groups in class, 103. 



limbs, 37. 



muscular system, 45. 



raylike bones, 29. 



skeleton of visceral arches of orbgous 



fish, 78. 



skull, 24, 30. 



Fissipedia, general characteristics o^ 35L 

 Flatfishes (^pleuronectidfc\ 30. 

 Fljing-fox, skeleton of, 385. 

 Foetal appendages of vertebrata, 12. 

 Foetus, human, arrangement of principal ves 



sels in, 85. 

 Foot of anthropomorpha, 407, 410. 



horse, 295, 298. 



man, 415. 



