Hottentots, venom of _Bitis arietans_ employed for poisoning arrows by, 72. _Hydrelaps_, 134. _Hydrophiidæ_ (sea-snakes), 100. “ bite from, cure, 338. “ “ rapidly produces general intoxication, 168. “ venoms of, resistant to heat, 161. _Hydrophiinæ_ (sea-snakes), 4, 131. “ “ habitat and geographical distribution, 4, 5. “ “ habits of, 131. _Hydrophis_ (sea-snakes), 134. “ “ venom from, 360. “ _cærulescens_, 135. “ _cantoris_, 135. “ _elegans_, 135. “ _fasciatus_, 136. “ _gracilis_, 135. “ _leptodira_, 136. “ _nigrocinctus_, 135. “ _obscurus_ (syn. _H. stricticollis_), 136. “ _spiralis_, 135. _Hydrus_, 132. Hymenoptera, 281. “ poison-glands of, 281, 282. Hypochloride of calcium solution modifies or destroys venoms, 164. Hypochlorite of lime, antidote to venom before absorption, 261, 263. “ “ remedy for wasp- or bee-sting, 286. Hypochlorites, alkaline, antidotes to venom before absorption, 261. Hypoleucocytosis, accompanying snake-bite, in lethal cases, 211, 212. “ following fatal dose of venom, 216. Immunity to venom, active, incontestably possible, 240. “ “ doubtful, by Vatuas’ method, 239. “ “ hereditary, pretended, 238. “ “ “ “ in India and Egypt, 240. “ “ natural, 222. “ “ partial, enjoyed by snakes due to diastasic substances in blood, 218, 219. “ “ in lethal doses not conferred by ingestion of venom, 215. India, French Settlements in, collection of venom and treatment of bites from poisonous snakes in, 359. “ legend relating to _Naja_ in, 37. “ mortality from snake-bite in, 2, 38, 363. “ “ “ “ excessive, due to snake-worship, 2. “ “ “ _Naja_ bites, 38. India, poisonous snakes inhabiting, 30-57. “ snake-charmers in, 229-234. “ “ “ remedies for bites, 237. “ _Teuthis_ found in, 301. Indian Ocean, _Chilomycterus orbiculari_s and _C. tigrinus_, 307. “ “ _Naseus_ found in, 301. “ “ _Plotosus_ found in, 308. “ “ _Pterois_ found in, 296. “ “ _Scorpæna diabolus_ found in, 293. “ “ _Tetrodon stellatus_ found in, 306. Inoculation, experimental, by Fraser, of Edinburgh, 235. “ extraction of venom from alcatifa for, 239. “ graduated, by French viper-catchers, 234. “ immunity incontestable from, 240. “ subcutaneous, productive of immunity, 234. Insects, venomous species of, 281. Invertebrata easily killed by venom inoculation, 173. Jacolot, on Mexicans’ method of immunisation, 255-257. Japan, _Cryptobranchus japonicus_ found in, 315. “ _Prionurus_ found in, 301. “ _Tetrodon rubripes_ found on shores of, 306. “ “ “ _See also_ China and Japan. Jararacussu (_Lachesis lanceolatus_), 112, 113, 114. Jean, bite from _Trigonocephalus_, 352. Jugglers called in to expel _efas_ (_echis carinatus_) from Egyptian houses, 77. _Julus_, 280. Kanthack, A. A., on chemical constituents of venom, 160.