428 



INDEX. 



P. 



Pal^otherid^, 312. 

 Palate of cetacea, 336. 

 Pectoral arch, 34. 



in bii'ds, 247. 



— — chelonia, 178. 

 crocodiles, 219. 



and fore-limb of pike, 138. 



of plesiosauria, 1S4. 



Pectoral fins, 39. 



member of monkfisli (squatina), 38. 



Pehic arch, 36. 



of chelonia, 178. 



of plesiosam-ia, 185. 



Pelvis of anthropomorpha, 407. 

 bat, 386. 



birds, 251. 



• • cetacea, 335. 



• crocodiles, 220. 



cynomorpha, 400. 



hedgehog, 377. 



man, 415 ; lower races of man, 419. 



of platyrrhini, 395. 



- porpoise, 345. 

 — — pterosaui-ia, 230. 



sirenia, 331. 



Permian formation, lizards of, 195. 



Perissodactyla, 292. 



Pharyngobranchii, 104. 



Phocidae, general characteristics of, 361. 



Phocodontia, 349. 



Phji;ophaga, 282. 



Pig, anatomy of, 313. 



brain, 60, 65. 



digital muscles, 53. 



Pike, brain of; 142. 

 • fins, 41. 



pectoral arch and fore-limb, 137. 



skull, 132-135. 



Pinnipcdia, characteristics o^ 359. 



gi-oups, 360. 



Pisces. See Fishes. 

 "Placoid exoskeleton," 111. 

 Plaice, skuU of, 30. 

 Plastron of the chelonia, 174. 

 Platyrrhini, genei-al characteristics of, 394. 

 Plesiosauria, 180, 185. ^ 



pelvic arch of, 185. 



skeleton, 181. 



extinct, confined to Mesozoic rocks, 185. 



Pleuronectidae (flatfishes), 30. 

 Polypterus, caudal extremity of. 20. 

 Porpoise, general characteristics of, 342. 



heart, 346. 



muscles, 346. 



pelvis, 345. 



• respu-atory apparatus, 347. 



skull, 343. 



• • stomach, 346. 



teeth, 346. 



vertebrse, 343. 



Post-Triassic group of plesiosauria, 185. 

 Poupart's ligament, 37. 

 Primates, characteristics 0^ 388. 



• divisions of, 389. 



Proboscidea, general characteristics of, 364. 



■ bones. 366. 



fossil, 368. 



reproductive organs, 866. 



Bkuil, 864. 



Proboscidea, stomacli o^ SCG. 



teeth, 866. 



vertebrae, 364. 



Protorosauria, 195. 

 Protovertebrse, 16. 

 Psalterium of ruminants, 821. 

 Pterodactylus, skeleton of, 229. 

 Pterosauria, 228. 

 gi'oups of, 231. 



skull, 229. 



vertebrae, 229. 



Python, dorsal vertebra of, 201. 



akuU, 203, 205. 



R. 



Rabbit, anatomy of, 371. 



brain, 60-65, 374. 



digital muscles, 53. 



Umbs, 373, 374. 



muscles, 373. 



reproductive organs, 374. 



skull, 372. 



teeth, 874. 



vertebrae, 371. 



viscera, 374. 



Eaces of man, 418. 



Eana esculenta, cerebro-spinal and sympa 



thetic nervoas system of, 65. 

 Eattlesnake, skull of, 206. 

 Eays, pectoral arch of, 34. 



skull, 24. 



Eenal organs, 94. 

 Eeproductive organs, fi5. 



of amia calva, 126. 



amphibia, 103. 



anthropomoi-pha, 413. 



bat, 386. 



bii-ds. 272. 



dog, 358. 



hedgehog, 381. 



lemmldae, 390. 



man, 415, 417. 



modifications of, 97. 



ostrich, 272. 



porpoise, 349. 



sauropsida, 273. 



Eeptilia, characteristics of, 165. 



groups, 169. 



Eespiration, mechanism of, 93. 



organs of, 91. 



in amphibia, 161. 



porpoises, 348. 



sauropsida, 269. 



teleostei, 140. 



Ehinoceros, genei-al cbaracteristics of, SOT. 



bones, 308. 



fossil, 309. 



reproductive organs, 309. 



skin, 30T. 



skull, 307. 



teeth, 307', 809. 



vertebrffi, 307. 



viscera, 309. 



Ehynchocephala, 194. 



EodentLa, general characteristics of; 809. 



brain, 870. 



digits, 871. 



reproductive organs, 871. 



teeth, 369, 87D. 



vertebras, 870. 



