INDEX 



535 



a of fowl; 331 ; of gorilla, 359. 

 Patella, irochosphere larvae of, 232. 

 .7, 514 ; definition of, 513. 

 . ristatus, 350. 



pheasant, 350. 

 Pearl-fishing, 247. 

 Pearl mussel, 247. 

 Peai 1 oyster, 247. 

 Pearly layi r, ol shells, 228. 



lautilus, 254. 



:vil, 220. 

 380, 455. 

 Pectines, 177. 

 Pectoral appendages, 270. 

 Pectoral fins, 275. 

 1 ctoral girdle, of birds, 332 ; of Mammalia, 



358. 

 Pectoral muscles, of birds, 333. 



lal ganglion, of Dentalium, 242 ; of Mol- 



lusca, 229. 

 Pedicellariae, 90. 

 Pedicle, of frog's vertebra, 300. 

 Pedipalp, of Phalangida, 181; of scorpion, 



177; of Solpugida, 180. 

 Pedipalpi, 179. 

 Peduncle, of barnacles, 157, 158; of Braclii- 



opoda, 133 ; of Lepas, 157 ; of Sacculina, 



158. 

 Pelagic fauna, 447. 

 Pelagic fishes, 289. 



anus, 342. 

 Pelecanus perspicillatus, 330. 

 Pelecypoda, 242. 

 Pelias verus, 319. 

 Pelicans, 342. 

 Pelvic appendages, 270. 



Pelvic fins, 275. 



Pelvic girdle, of Mammalia, 358. 



Pelvis, of birds, 332. 



Pen, of squid, 255, 256. 



Penguins, 340, 341,452. 



Penis, of barnacles, 157; of bats, 395; of 

 birds, 335 ; of Coleoptera, 219; of Croc- 

 odilia, 325; of Hirudinea, 144, 145; of 

 Hymenoptera, 222; of Mammalia, 361; 

 of Opisthobranchia, 238; of Proso- 

 branchia, 234; of Reptilia, 310; of scor- 

 pions, 178; of Squamata, 312; of Tur- 

 bellaria, 108; of turtles, 322. 



Pennatula sulcata, 79. 



Pentaceros reticularis, 93. 



Pentastomida, 185. 



Pentastomum tcenioides, 186. 



Pericardial cavity, of dogfish, 277. 



Pericardium, of frog, 301; of Lamelli- 

 branchia, 245 ; of lamprey, 273 ; of 

 pigeon, 333. 



Periodical cicada, 209. 



Peripatus capensis, 188, 189. 



203. 



: plates, <>t sea urchin, 98. 



Perisarc, 63. 



Perissodactyla, 376, 433. 



P( ristome, 135. 



Peristomium, 142. 



Peritoneal canals, of Crocodilia, 325. 



Peritricha, 47. 



Periwinkle, 236. 



Permanent dentition, of Mammalia, 358. 



Permian fossils, 420. 



Pet mi m pei iod, 13, 443. 

 in 1 .11, 404. 



Pes, adhamans; ambulatorius ; colligatus; 

 cursorius; fisst-palmatus ; fissus; gres- 

 sorius; insidens; lobatus; palmatus; 

 scansorius ; semi-palmatus ; steganus, 



3 2 7- 



Petrels, 349. 



Petrogale vanthopus, 366. 



Petromyzon mar nuts, 271, 272, 273 ; P. wil- 

 der/, 271. 



Pezophaps solitaria, 352. 



Pkacopsfe, undus, 174, 422. 



Phaeton athereus, 327. 



Phalangers, 367. 



Phalangida, 181. 



Phalanx, of duck, 329; of fowl, 331. 



Pharaoh's rat, 403. 



Pharynx, of Amphioxus, 269; of trout, 288. 



Phasianidae, 350. 



Phasianus colchicus, 327. 



Pheasants, 350. 



Philodina, 127. 



Philosophy of biology, 458. 



Phoca vitulina, 405. 



PAcenicopterus antiquorum, 330. 



Phcenix, 496. 



Pkolas, 247. 



Phoronidea, 131. 



Phoronis australis, 131. 



Phosphorescence, of Crustacea, 148 ; of 

 deep-sea animals, 446; of fishes, 289; 

 of insects, 194; of Mastigophora, 44. 



Phroiiinia, 163. 



Phrynus, 179. 



Phyllium siccifolium, 205, 465. 



Phyllopoda, 150. 



Phyllopteryx eques, 462, 464. 



Phylloxera vastatrix, 207, 208. 



Phytogeny, 7, 473, 514; definition of, 513. 



Phylum, 9. 



Physalia, 69. 



Physeter macrocephalus, 375. 



Physiology, 7, 514; definition of, 512. 



1 'hysopoda, 226, 227. 



Picariae, 348. 



Picus capensis, 327. 



