Ml 



Order VIL 

 APTERA. 



JjlNNiEUS established the six preceding Or- 

 ders on the number, the form, and the consist- 

 ence of the wings ; parts of the body the most 

 constant, and the best adapted for a methodi- 

 cal division of insects. For the seventh and 

 last, he has reserved all those which have no 

 wings in either sex at any period of their lives. 



L 2 



