Index 



215 



Trigona amalthea, 50. 



Trigona amalthea, 60. 



Trigona branneri, 50. 



Trigona clavipes, 49. 



Trigona flavipennis, 50. 



Trigona frontalis, subsp. flavocincta, 



50. 

 Trigona ma7i7ii, 48, 49. 

 Trigona pallida, 49. 

 Trigona pellucida, 50. 

 Trigona rhodoptera, 49. 

 Trigona riificrus, 50. 

 Trigona ruficrus, 60. 

 Trigona spp., 50. 

 Trigona williana, 49. 

 Trimicra pygmaea, 166. 

 Trophi, development of in Homoptera, 



77. 

 Tydeus coccophagus, 208. 

 Tyroghjphus malus, 125. 



Udamochiras colossia, 136. 



Vermont, new species of Emesidae from, 

 97. 



Wohlfahrtia meigenii, 103. 

 Wohlfahrtia opaca, 103, 



Xenomedon, 11. 

 Xenomedon formicaria, 12. 

 Xylocopa branneri, 42. 

 Xylocopa brasilianorum, 60. 

 Xylocopa frontalis morio, 60. 

 Xylocopa grisescens, 42, 60. 

 Xylocopa guatemalensis, 105. 

 Xylocopa vnlmattoe, 106. 



Yellow currant fly, 139. 



Zygothrips americanus, 144. 



