CHAPTER II. 



THE STRUCTURE AND ORGANS OF THE IMAGO. 



WE must now ask the reader's attention to 

 a very important part of the history of the 

 insect the knowledge of its various parts, and 

 their uses in the insect economy. Men of science 

 would call this the anatomy and physiology of 

 insects ; and if there is a desire felt to know and 

 retain the proper terms employed by those versed 

 in this science when they treat of these subjects, 

 it will be well to bear these names in mind. We 

 may, however, 

 convey some no- 

 tion of the nature 

 of the studies 

 called by these 

 names, by the fol- 

 lowing illustra- 

 tion. Let us take 



White Hawthorn Butierjly 



yonder butterfly 



as our example, and, arresting it in its zigzag career 



over flowers and fields, let us carefully bring 



