TABLE OF CONTENTS. 



PAET I. 



Chap. I. — I. General notes on poisonous animals 1 



II. General classification of poisonous snakes. Their anatomo- 



physiological characters 3 



Chap. II. — Habits of poisonous snakes. Their capture ... 17 



Chap. III. — Description of the principal species of poisonous snakes. Their 



geographical distribution 22 



A. Europe 22 



B. Asia, Dutch Indies and Philippine Islands ... 30 



C. Africa 57 



D. Australia and adjacent large islands ... ... 81 



E. America 100 



F. HydrophUdcB (sea-snalces) 131 



G. Geographical distribution of the principal genera 



of poisonous snakes in the five divisions of the 



world 142 



PART II. 



Chap. IV. — Secretion and collection of venom in snakes 147 



Chap. v. — Chemical study of snake- venoms 159 



Chap. VI. — Physiological action of snake- venoms 168 



A. Physiology of poisoning in man and in animals bitten 



by the different species of poisonous snakes {Cohi- 



bridcB, Viperidce, Hydrophiidce) 168 



B. Physiology of experimental poisoning 170 



C. Determination of the lethal doses of venom for dif- 



ferent species of animals 173 



D. Effects of venom in non-lethal doses 177 



