Anderson, relation of escape from _Naja haje_, 60. _Anemone scultata_, 269. Aniline colours, action of, diminishes toxicity of venoms, 167. Animals, venomous, definition of, 1. Arachnolysin, poison from _Latrodectus_ prepared by, 276. _Araneida_ (spiders), 274. Armstrong, H., chemical analysis of cobra-venom, 159. Arrows, poisoned by Hottentots with venom of _Bitis arietans_, 72. Arthropods, poisonous species of, 274. Asia, poisonous snakes inhabiting, 30, 57. “ “ “ “ geographical distribution of genera (tables), 142, 143. Asp, 27, 28. _See also Vipera aspis_. _Aspidelaps_, 64. “ _lubricus_, 64. “ _scutatus_, 64. _Atheris_, 78. “ _ceratophorus_, 78. “ _chlorechis_, 78. “ _squamiger_, 78. Atlantic (Tropical), _Acanthurus_ found in, 301. “ “ _Muræna moringa_ found in, 309. _Atractaspis_, 78. “ _aterrima_, 80. “ _bibronii_, 80. “ _congica_, 79. “ _corpulenta_, 80. “ _dahomeyensis_, 80. “ _hildebrandtii_, 79. “ _irregularis_, 79. “ _leucomelas_, 81. “ _microlepidota_, 81. “ _micropholis_, 81. “ _rostrata_, 80. Australia, health authorities’ notices against venomous reptiles, 100. “ mortality from snake-bite in, 100, 261. “ poisonous snakes of, 81-100. “ snakes of, almost all confined to sub-family _Elapinæ_, 5. Bacteriolytic action of venoms, 206. “ “ “ how differing from that of rat-serum, 208. Bailey, action of venom on brain, 185. Batrachians, 312. _Batrachiidæ_, 302. _Batrachus grunniens_, 302. “ _tau_, 302. Bavay on the spitting snake, 63. Bee-sting, remedies for, 286. Bees, venom of, 282. Bertrand, researches of, 147. Bertrand and Phisalix, experiments on immunity of hedgehog to venom, 226. “ “ preparation of toad-venom, 319. Bettencourt, R., venom antitoxin treatment of yellow fever, 184. Bibron and Duméril on coloration of snakes, 16. “ “ _Naja_ worship in Egypt, 61. Bile, destructive effect on cobra-venom, 215. Birds, symptoms after inoculation with lethal doses of venom, 172. _Bitis_, 69. “ _arietans_ (puff adder), 69. “ “ “ “ bite from, 350. “ “ “ “ venom used for poisoning arrows by Hottentots, 72. “ _atropos_, 72. “ _caudalis_, 73. “ _cornuta_, 73. “ _gabonica_, 73. “ “ does not attack man, 74. “ _inornata_, 72. “ _peringueyi_, 72. Black snake, 88. _See also Pseudechis porphyriacus._ Blin, bite from _Cerastes_, 349. Blindness following bite of viper, 178. Blood, anticoagulant action of venom on, mechanism of, 195. “ coagulability, action of venom of _Lachesis lanceolatus_ on, 191. “ “ destroyed by venoms of _Colubridæ_, 179, 188, 189, 191, 192, 193. “ “ “ “ certain species of _Crotalinæ_, 191, 192, 193. “ “ uncertain action of venom of Vipera berus on, in certain animals, 189, 190. “ coagulation of, connected with action of venoms of _Viperidæ_ on nervous system, 185, 186.