INDEX. 



427 



Lizard, skeleton of visceral arches, 77. 

 Lymphatic system, 90. 

 Lymph-corpuscles, 91. 



M. 



Maokatjchsnid^, 312. 



Mammalia, general characteristics o^ 102. 



classification, 278. 



deciduate, 350. 



dental formulae, 81 . 



development of heart, 89. 



skeleton ol visceral arches of mammals, 



77. 



teeth, 303. 



Man, arrangement of principal vessels in hu- 

 man fcetus, 85. 



general characteristics of, 413. 



comparison of anthi'opomorx)ha vntb, 



413. 



digits o^ 31. 



divisions of — 



Leiotrichi, 421. 



TJlotrichi, 421. 



fossil, 421. 



laws of growth in, 418. 



muscles of digits, 50-54. 



muscles of Umbs, 46. 



OS innominatum, 36. 



position of limbs, 33. 



'• races " of, 418. 



— — section of pregnant uterus of a decidu- 

 ate placental mammal, 10. 



sexual difterences, 418. 



teeth, 81. 



Marmosets. See Arctopithecini. 



Marsipobranchii, 108. 



Marsupialia, digits ol^ 279, 



Mastodon, 366. 



Mesozoic formation, crocodiles in, 221. 



didelphidie, etc., lU, 280. 



hzards in, 194. 



ornithoscelida in, 227. 



plesiosauria confiued to, 186. 



pterosam-ia in, 228. 



Miocene epoch, cotylophora of, 328. 

 extinct mammals, 320. 



fossil camelidaj, 329. 



fossil equidae, 306, 307. 



fossil hippopotamidae, 320. 



fossil rhinoceros, 310. 



fossil tapirs, 312. 



geniis of shenia, 383. 



Modifications of the brain, 59. 



of the heart, 88. 



of reproductive organs, 98. 



Moles (talpince), 384. 

 Monkeys. See Simiadae. 

 Monkfish (squatind), pectoral member of, 

 o8. 



sections of skull, 114. 



Monodelphia, characteristics of, 281. 

 Mosasam-ia, 197. 



Mudfish, 146. 



Muscles of amphibia, 46. 



antibrachium, 48. 



anthropomoi'pha, 408. 



— — crus, 48, 



cynomorpha, 400. 



— — the digits, 60. 



Muscles of dog, 355. 



eye in saurojjsida, 259. 



fishes, 45. 



hedgehog, 377-379. 



horse, 301. 



• the hmbs, 47. 



man, 416. 



marmoset. 394. 



ophidia, 256. 



pig, 315. 



platyrrhini, 396. 



rabbit, 3T3. 



seal, 362. 



system o^ ia ophidia, ehelouia, and 



aves, 256. 



trunk and head, 44. 



Musk-deer, stomach of, 323, 

 Myelon, 65. 

 Myxuie, 109. 



N. 



Negeoes, peculiarities of, 419. 

 Nerves, cerebral, 66. 



of the eye, 73-75. 



sauropsida, 258. 



spinal, 65. 



sympathetic, 71. 



Nervous system of frog, 66. 

 Non-ruminating animals, 313. 



O. 



Olfactoet apparatus, 72. 



nerves, 66. 



Ophidia, groups of, 200. 



fossil, 208. 



muscular system, 256. 



organs of copulation, 272. 



skull, 202. 



teeth, 208. 



vertebrae, 200. 



Optic nerves, 66, 73, 74. 

 Orangs, 403. 



middle digit of, 50. 



Organs, circulatory, 81. 



of hearing, 74. 



renal, 94. 



reproductive. See Eeproductive Or- 

 gans. 



respiratory, 91. See also Eespiration, 



of sight, 72. 



of taste. 78. 



of touch, 78. 



of voice, 93. 



Ornithodelphia, characteristics of, 274, 

 OrnithosceUda, 223. 



transitional character of skeleton o£ 



224. 



Os innominatum of man, 36. 

 Ossa innominata of the horse, 300. 

 Ossification of facial apparatus, 27. 



skuU, 24. 



vertebrae, 17. 



Ostrich, reproductive organs of, 273. 



skull, 243. 



Otaridae (eared-seals), 360. 

 Ox, skeleton of; 321. 



