INDEX. 341 



Trigona, Curious defenses of, 18. Webster, F. M., Notes on the distribution of 



Trockilinm syriugse, 92. some injurious insects, 284. 



Whip-tail scorpion, Life-history of, 54. 



Uratochelia, new order, 327. Xanthoptera ridingsii, 314 ; semicrocea, 314. 



Xyleborus, Borings of in Orange wood, 291 ; 



affinis, 171 ; perforaus, 171 ; xylographus 

 Wasps, Notes upon, 45. 318 



