GROWTH OF INSECTS. 79 



having fallen to the ground. The chrysalis is seen suspended 

 .by the tail, and is held there by little hooks on the end of 

 the tail, which become entangled in a sort of web previously 

 made by the caterpillar ; B and C represent different views 

 of the chrysalis-tail enlarged so as to show the hooks. Pupils 

 will be sure to find these empty chrysalis-skins attached un- 

 der the projecting portions of fences. 



B 



c 



FIG. 80. A, Caterpillar getting ready to change into a Chrysalis ; B, Just ready to shed its 

 Skin previous to changing; &, little Band to hold it up; (7, Chrysalis ; Z>, Butterfly just 

 escaping from Chrysalis, the Wings just being unfolded. 



Fig. 80 shows different stages of a cabbage-worm, from 

 the worm stage to the chrysalis stage : A, representing the 

 worm as it assumes a position under the projecting edge of 

 a fence ; B, after it has supported itself round the body by a 

 delicate thread, 5, and attached itself by the tail at the same 

 time ; and, (7, representing its complete chrysalis condition ; 

 D, shows the butterfly just escaping from the chrysalis, the 

 wings still being rumpled. After having escaped from the 

 chrysalis, the butterfly generally clings to the empty case till 

 the wings have expanded and dried, when it flies away. 

 Fig. 80 represents a cabbage-butterfly introduced from Eu- 



