THE PSEUDO-NEUROPTBBA. 



119 



Other examples of Orthoptera are Mantis (Fig. 143), the 

 curious leaf insect (Fig. 144), and the stick insect (Pig. 145). 



Fio. 144.— Leaf insect (Phylium). 

 Half natural size. 



Fig. 145.— Stick insect. 



Order 4. Platyptera. — The white ants live in stumps 

 and fallen trees, and in the tropics do much harm by un- 



Fio. 146.— Dragon-fly {Diplax Elisa). 



'rion. Nat. size. 



dermining the timbers of houses, and destroying furniture, 

 books, etc. Their colonies are very populous. In our white 

 ant there are, besides males and females, workers and sol- 



