356 TERMS USED IN ENTOMOLOGY. 



of the wings may always be considered with great advantage in 

 the generic characters of insects, especially such as have them 

 transparent. 

 \'enter, the under part of the abdomen. 

 Vertex, the crown or summit of the head. 

 ViLLOSus, covered with soft hair. 

 ViTTA, a stria with a waved or furrowed margin. 



Interrupta, not extending in a continued line but continued either 



above or below. 

 Repanda, with waving acute sinuses. 

 Unduta, with waving obtuse sinuses. 

 Ungues, the Clmvs, subulated hook-shaped spines at the apex of the 

 tarsi. 



