THE NYMPHS 



leaves and wove them together for a house we 

 would have been doubly convinced of the en- 

 chantment; for the life of this caterpillar from the 

 pale-green, barrel-shaped, ten-ribbed egg to the 

 pale-brown or golden-green chrysalis is like a fairy 

 tale. 



The species occurs in the northern portions of 

 the United States and in Canada. 



THE THISTLE BUTTERFLIES 



"At the Sign of the Thistle" is the favorite 

 lounging-place of many butterflies. But the three 

 following species are such inveterate frequenters 

 of this hospice of the open fields that they have 

 won for themselves the name of the Thistle But- 

 terflies. As if in token of their allegiance to the 

 soft purple-pink blossoms they all wear on the 

 under side of their fore wings, this color intensified 

 so that we call it rose color when we should call 

 it thistle-blossom color. Above they are orange 

 and black with white spots, and the antennae are 

 tipped with orange. The caterpillars are less 

 spiny than those of the preceding genera and live 

 singly in nests made of silk and the leaves of the 

 food-plant. The chrysalids often have golden 

 tubercles. These three butterflies have a wide 



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