OF THE INSECT IN ANOTHER STAGE. 69 



to about eight thousand ; many of which, from 

 the canker, and other causes were unsaleable ; 

 but I observed those trees which were cankered, 

 was generally where they had been grafted ; and 

 during the time I was cutting them down I paid 

 particular attention, as the white blight seemed 

 to increase daily. In my progress I came to a 

 tree of the Woodstock Pippin, which was al- 

 most eaten through with the canker ; I cut it off 

 below the graft, and felt rather surprised to see 

 a thin brown shell (seven in number,) issuing 

 from holes through the canker ; I could com- 

 pare the bottom of this tree to nothing but a 

 horse with a very bad greasy heel ; this I passed 

 over, but still I thought it very extraordinary, 

 and on reflection, was induced to examine 

 more trees which had the canker, and having 

 come to a tree which was very much eaten, I 

 saw some shells like the above, and an insect 

 which was just about to leave the shell, its 

 head being quite out. I immediately cut it 

 out, and was not a little surprised to see it had 

 wings, and although it appeared quite motion- 

 less, when touched it moved ; and when the 

 chrysalis was removed from it, in a few 

 seconds it began to move its wings, this I put 

 on a leaf on the ground, from whence it soon 

 took flight. I examined the tree further, when 

 cutting away the canker, I further discovered 



