252 



INSECT LIFE. 



submarginal row of four or five e3'elike spots. The 



larva feeds on thistles and allied plants. This but- 

 terfly is distributed 

 over the greater part 

 of the world. 



The American 

 tortoise-shell, Aglais 

 inilbcrti {Ag'lais 7itil- 

 bcr'ti). — The larvae of 

 this species feed up- 

 on nettle, and are 



gregarious in their early stages. The adult can be 



recognized by Fig. 226. 



The mourning-cloak, Eiivanessa antiopa {Eu-va- 



nes'sa an-ti' o-pci). — This butterfly (Fig. 227) is one of 



Fig. 226. — The American tortoise-shell. 



Fig. 227.— The mourning-cloak. 



the first to be seen in the spring, as it hibernates in 

 the adult state. The larvse live on willow, elm, pop- 

 lar, and redbud ; they are gregarious, and often 

 strip large branches of their leaves. 



