38 Beautiful Butterflies. 



section in which the mode of connection is shown, with 



B 



the central and two lateral or side canals. C is another 



c 



section showing the under side. Is it not marvellous 

 that all this is in a little tube not much thicker than a 

 hair ; human skill and ingenuity can do much, but they 

 would surely be at fault here. 



We have seen that the proboscis of the Butterfly is 

 composed of two distinct parts, which may be considered 

 as occupying the same place in the general structure of 

 the insect, as the maxillce or under jaws of the man- 

 dibulated tribes. We have here two Latin words, and 

 when I tell you their meaning, you will understand 

 what I wish to express; maxilla, then, means the 

 upper jaw-bone — the termination ce makes it plural ; 

 mandibula is the Latin for jaw, so the term above used 



