LIST OF ILLUSTRATIONS 



FACING PAGE 



Mexican Moccasin, Ancistrodon bilineatus 339 



Copperhead Snake, Ancistrodon contortrix 329 



Head of Bushmaster, Lachesis mutus 333 



Head of Fer-de-Lance, Lachesis lanceolatus 333 



Bushmaster, Lachesis mutus 336 



Fer-de-Lance, Lachesis lanceolatus 340 



Bushmaster and Eggs, Lachesis mutus 344 



Horned Viper, Lachesis schlegelii 344 



South American Rattlesnake, Crotalus durissus 347 



Gray Rattlesnake, Crotalus pulvis 347 



Diamond-Back Rattlesnake, Crotalus adamanteus 351 



Timber Rattlesnake, Crotalus horridus 354 



Horned Rattlesnake, Crotalus cerastes 354 



In The Jungle 358 



