330 
MOTHS AND BUTTEBFLIES. 
of the lower wings is readily seen through them from above, where 
they appear as a gray shade. We have but two species in the 
eastern half of our country, but several very beautiful kinds are 
natives of the Pacific coast, where they are not rare. 
I can remember one very delightful morning in May, many years 
ago, spent at what was then the gold mining town of Sonora, Califor¬ 
nia. The gold has since been washed from the bed of the streams 
and the people have mostly turned their attention to agriculture. At 
the time of my visit it was the centre for a lively mining population 
Antliocliaris olympia. 
and on going out to view the placer works, with their heaps of 
debris , the hundreds of pits and miles of flumes, I was surprised to 
see a number of these little butterflies flitting about the weeds which 
Antliocliaris olympia. Under side. 
grew among the heaps of boulders. I straightway secured my net 
and after half a day of clambering over the rocks in the hot sun¬ 
shine I filled my box with.specimens in their papers. It was warm 
