INDEX. 



503 



Equidae (liorses aud asses), general 



characteristics of, 343. 

 See Horse. 

 Exoskeleton, 40. 

 in birds, fishes, reptiles, and 



mammals, 41, 42, 43, 44, 194, 



274. 



of reptilia, 193. 



Eye muscles of sauropsida, 304. 

 structure of, 79. 



Face, bones of, 25. 



of man, 4H9, 496. 



Facial muscles, 73. 



Feathers, 274. 



Femur of the horse, 352. 



Fins of fishes, 39, 40. 



Fishes, electrical organs of, 57. 



groups in class, 115. 



limbs, 38. 



muscular system, 46. 



raylike bones, 28. 



skeleton of visceral arches of 



osseous fish, 85. 



skull, 21, 30. 



Fissipedia, general characteristics 



of, 413. 

 Flatfishes {pleuronectidm), 30. 

 Flying fox, skeleton of, 453. 

 Foetal appendages of vertebrata, 7. 

 FcEtus, human, arrangement of 



principal vessels in, 94. 

 Foot of anthropomorpha, 480, 484. 



horse, 345, 349. 



man, 490. 



Fossils in chalk, 228, 229, 249. _ 

 eocene strata, 328, 358, 359, 



376, 442. 



lias, 208, 249. 



human, 497. 



mesozoic formation, 215, 217, 



226, 258, 265, 266, 328. 

 miocene formation, 358, 359, 



363, 365, 375, 376, 385, 386. 



permian formation, 226. 



post-triassic formation, 215. 



triassic formation, 226, 249, 



268, 261, 328. 

 Fowl, stages of development of, 6, 



12, 18, 20. 

 pelvis, 293. 



Fowl, scapula and coracoid, 289. 



skull, 283. 



sternum, 281. 



tibia and fibula, 295, 296. 



Frog, aortic arch of, 92. 



brain, 188. 



cerebro-spinal and sympa- 

 thetic nervous system, 70. 



circulation of blood, 185. 



larva, 191. 



skull, 175, 176. 



sternum and pectoral arches, 



181. 



G. 



Galeopithecus, general charac- 

 ' teristics of, 450. 

 Ganoidei, existing and fossil, 145. 



genera of, 137. 



Gibbons, 475. 



Glyptodon, peculiar character of, 



340. 

 Gorilla, 477. 

 Growth in man, laws of, 493. 



H. 



Hags (marsipobranchii), optic 

 nerves of, 71. 



Hand of anthropomorpha, 476, 

 483. 



Head and trunk, muscular system 

 of, 45. 



of sperm whale, 400. 



Hearing, organs of, cases, 24. 



in cetacea, 410. 



Heart of amphibia, 188. 



bat, 455. 



birds, 312. 



crocodiles, 311. 



modifications of, 97. 



porpoise, 407. 



sauropsida, 308. 



teleostei, 161. 



turtle, 309, 310. 



Hedgehog, 442. 



Hippopotamidfe, general charac- 

 teristics of, 374. 



Homoeosauria, 226. 



Horns of deer, &c., 384. 



Horse, general characteristics of, 

 343. 



