“ rattle-snake, 124, 125. _See also Crotalus confluentus._ Pain, severe, after bite of species of _Viperidæ_, 169. “ slight from bite of cobra, 169. Panama, _Thalassophryne reticulata_ found on shores of, 303. Pancreatic juice, addition to venom produces kinasic power, 213. Paris, brown _Pelobates_ found near, 318. Parotid glands, venomous secretions, 147. Pasteur Institute (Lille), poisonous snakes in captivity at, 72. “ “ “ preparation of antivenomous serum at, 245-248. “ “ “ rattle-snakes in captivity at, 125. “ “ “ work and experiments at, 189, 190, 191, 204, 214, 223, 224, 244-248, 267. Paterne, D., bites from European vipers, 341. Peal, H. W., on bite from _Hydrophiidæ_ (sea-snakes), 338. Pedicellariæ (organs of the _Echinoidea_), poison prepared from, 273. _Pediculati_, 303. Pedlar on chemical constituents of venom, 160. _Pelias berus_ (common viper), bite from, 339. “ “ “ “ “ cure, 357. _Pelobates fuscus_ (brown _Pelobates_), 318. Pelor, 293, 296. _Percidæ_, 304. Peritoneum, hæmorrhagic injections of, produced by venoms of _Viperidæ_, 179, 180. Permanganate of potash, antidote to venom before absorption, 260. “ “ solution, modifies or destroys venoms, 164. Philadelphia, laboratory for production of antivenomous serum at, 248, 252. Philippine Islands, poisonous snakes inhabiting, 30-57. Phisalix, experiments of, on venom with alternating currents of high frequency, 165. “ on effects of emanations of radium on venom, 166. “ variations in local effects of venoms, 176. “ venom of _Cryptobranchus japonicus_, 317. “ poison from bee-venom prepared by, 283. “ researches of, on glands of snakes, 147. “ and Bertrand, experiments on immunity of hedgehog to venom, 226. “ “ “ preparation of toad-venom, 319. _Phoorsa. See Echis carinatus._ Phrynolysin, 320. “ extracted from skins of toads, 320. Physiology of experimental poisoning, 170. _Physostomi_, 307. Pig, destruction of vipers and rattle-snakes by, 125, 222, 226. “ immunity to snake-venom due to defence provided by adipose tissue, 222. “ serum, devoid of antitoxic substance, 222. Pigeons, vaccination against rattle-snake-venom, 241. “ killed by causing them to ingest venom, 180. Pinto, Col. S., on immunity to inoculation, 238, 239. _Platurus_, 140. “ _colubrinus_, 141. “ _laticaudatus_, 141. “ _muelleri_, 141. “ _schistorhynchus_, 141. _Plectognathi_ (family _Gymnodontes_), 305. Pliny on salamanders, 312. “ treatment of poisonous snake-bites, 259. _Plotosus_, 308. “ _lineatus_, 308. “ “ poison-apparatus of, 308. Plutarch on snake-charmers, 228. Poison-apparatus of _Cottus_, 293. “ _Muræna_, 309, 310. “ _Plotosus lineatus_, 308. “ _Scorpæna_, 294. “ snakes, 8. “ _Synanceia_, 291. “ _Trachinus_ (weevers), 297, 298, 299. “ venomous fishes, 289. Poison-fang, 8. “ action of, 148.