CLASS INSECTS. 



405 



it also belong the humble bee (Fig. 389), the xylocopes (Fig. 

 106), the tenthredes, the sirex (Fig. 390), the ichneumon, 

 the cynips, &c. 



Fig. 390. Gigantic Sirex (Sirex pervonia). 



543. The order of lepidoptera is composed of insects 

 whose mouth (Fig. 363) is so formed as to be adapted only 



Fig. 391. Peacock Butterfly (Papilio pervonia), 



for the drawing up of juices deposited on the surface of 

 plants; whose wings are four in number, membranous, as in 



