124 



BUTTEKFLIES AND MOTHS. 



gradually hardening, protects the insect within, and 

 from this case of thin cement the Butterfly or Moth 

 makes its way out when fully formed in all but the 

 •expansion of the wings. These, however, very soon 

 spread to their full extent, and the insect is then 

 •complete. 



Fig. 90.— Green-veined WTiite Butterfly : 1, female; 2, egg; 3, cater- 

 pillar ; 4, chrysalis. 



In a general way Butterflies may be known from 

 Moths by having thin long horns ending in a kind of 

 club-like swelling ; also by being day-flyers, and by 

 the habit, when at rest, of setting their wings upright. 



N-N. 



Fig. 07.— Lobster Moth. 



Moths usually rest with their wings spread flatly; they 

 have horns of many different forms, some long and 

 thin, some comb-like, others like feathers, and also they 



