390 



INSECTS AT HOME. 



such a subject, but accept Doubleday's system. In accordance 

 with this principle we proceed to the best known of all our 

 Butterflies, the Large Cabbage Butterfly {Pieris brassicce), 

 which is drawn in Woodcut XL. Fig. 3. As to the colours of 

 this insect, they are simply black and white, so that the illus- 

 tration gives us a very good idea of the colour as well as of the 



XL 



1. Gonepteryx rhamni. 2. Colias edusa, male. 3. Pieris brassicse. a. Pieris, larva. 



6. Do., pupa. c. Do., egg. e. Do., palpus. /. Do., head. g. Do., claw of foot. 



d. Larva of Colias. 



form of the insect. The specimen represented is a male ; the 

 female being similarly coloured, but without the two large 

 black spots on the fore wings. In its larval condition this is a 

 most destructive creature, and does great damage to the plant 

 from which it takes its name. It is, in fact, so destructive that 

 those who keep kitchen gardens, or are interested in agricul- 

 ture, should ruthlessly kill every Cabbage Butterfly that comes 

 across them. There is no cruelty in doing so, for no one has 



