CARPKNTER-BEES, 



A. represent* a part of an espalier prop, tunnelled in several 

 place* hy the violet carpenter-bee : the stick is split, ami shews the 

 iit-Kts and passHgeB by which they are approached, B, a portion 

 oi ide prop, hull the natural size. C, a piece of thin stick, pierced 

 liy the carpenter-bee, and split, to shew the nests. D, Perspec- 

 tive view ol one of the partitions. K, Carpenter-bee (Xylocopa 

 violuva\ K, Teeth of the carpenter-bee, greatly magnified : a, the 

 upper Mde ; 6, lower side. 



purpose, she cements round a wall a ring of wood 

 chips, taken from her store-heap ; and within this ring 

 forms another, gradually contracting the diameter till 

 she has constructed a circular plate, about the thick- 

 ness of a crown-piece, and of considerable hardness* 



