EXPLANATION OF PLATE VIIL 453 



with spurs standing out a foot, or a foot 

 and a half, from the wall ; and the rough bark, 

 infested with a destructive insect, which is 

 described, and a method of cure given, in 

 Chap. XXVTII. See Coccus and Plate IX» 

 Fig. III. 



G G 3 



