OF THE FAKM AXD GAKDE^f. 



11 



wings, which are folded and concealed beneath them. 

 These wing-cases, called Elytra, usually meet together 

 with a straight line, or suture, down the back. The 

 larvae are popularly known as grnbs aud borers; some 

 live entkely below gi'ound, some are aquatic, while 

 others live upon foliage. This Order includes some of 

 the most injurious insects, and at the same time many 

 carniyorous species, which aid in keeping the yegetable- 

 feeders in check. 



Okder m.—LEPIDOPTERA.— Butterflies 

 AJ^D Moths. 



The wings of these insects when touched leaye a dust 

 upon the fingers; this, when examined by a magnifier, is 



found to consist of minute scales, hence from tlie Greek 

 word, Lepis, a scale, we get the name Lepidojitera, or 

 scaly-winged insects. The laryse, generally known as 

 Caterpillars, present a great yariety of forms, and are 

 all strikingly different from the perfect or parent insects. 

 As these are generally yegetable-feeders, the Order is 



Fig. 4.— LARVA. 



Fig. 6.— MOTH. 



