INDEX. 



505 



Man, arrangement of principal 



vessels in human foetus, 9i. 



general characteristics of ,488. 



comparison of anthropomor- 



pha with, 487. 



digits of, 31. 



di^^sions of : — > 



Leiotrichi, 497. 

 Ulotrichi, 497, 



fossil, 497. 



laws of growth in, 493. 



muscles of digits, 52, 53, 54, 



55, 56. 



muscles of limbs, 48. 



OS innominatimi, 37. 



position of limbs, 33. 



' races ' of, 494. 



section of pregnant uterus of 



a deciduate placental mammal, 



4. 



sexual differences, 493. 



teeth, 89. 



Marmosets. See Arctopithecini. 

 Marsipobranchii, 121. 

 Marsupialia, digits of, 326. 

 Mastodon, 431. 

 Mesozoic formation, crocodiles in, 



258. 



didelphid£B, &c., in, 328. 



lizards in, 226. 



ornithoscelida in, 265. 



plesiosauria confined to, 215. 



pterosauria in, 266. 



Miocene epoch, cotylophoraof,385. 



extinct mammals, 376. 



fossil camelidas, 386. 



fossil equidie, 358, 359. 



fossU hippopotamidai, 375. 



fossil rhinoceros, 363. 



fossil tapirs, 365. 



genus of sirenia, 391. 



Modifications of the brain, 63. 



of the heart, 97. 



of reproductive organs, 109. 



Bloles [talpinm), 452. 

 Monkeys. See Simiadse. 

 Monkfish (squatina), pectoral 



member of, 39. 



sections of skull, 130. 



Monodelphia, characteristics of, 



328. 

 Mosasauria, 228. 

 Mudfish, 168. 



Muscles of amphibia, 47. 



antebrachium, 51. 



anthropomorpha, 482. 



crus, 51. 



cynomorpha, 472. 



the digits, 52. 



dog, 417. 



eye in sauropsida, 304. 



fishes, 46. 



hedgehog, 444-446. 



horse, 353. 



the limbs, 48. 



man, 491. 



marmoset, 464. 



ophidia, 299. 



pig, 369. 



platyrrhini, 467. 



rabbit, 439. 



seal, 426. 



system of, in ophidia, che- 



lonia, and aves, 299. 



trimk and head, 45. 



Musk deer, stomach of, 379. 

 Mvelon, 69. 

 Myxine, 123. 



N. 



Negroes, peculiarities of, 495. 

 Nerves, cerebral, 71. 



of the eye, 79-81. 



sauropsida, 301. 



spinal, 69. 



sympathetic, 77. 



Nervous system of frog, 70. 

 Non-ruminating animals, 367. 



0. 



Olfactory apparatus, 78. 



nerves, 71. 



Ophidia, groups of, 233. 



fossil, 242. 



muscular system, 299. 



organs of copulation, 318. 



skull, 235. 



teeth, 242. 



vertebrEe, 233. 



Optic nerves, 71, 80, 81. 



Orangs, 476. 



middle digit of, 53. 



