THE BUTTERFLY HUNTERS. 



151 



Arctia Acrea. 



at home in a new atmosphere. The caterpillar of the 

 Beach moth belongs to the bear family, so called because 

 the caterpillars belonging to it are covered with hairs, 

 Arctia, the name of the genus, being from the Greek word 

 for bear. The female of the 

 Beach moth is very beauti- 

 ful. The wings, which ex- 

 pand about two inches and 

 a half, appear like white vel- 

 vet marked with fine black 

 spots. The male of this 

 moth is not quite so deli- 

 cate as the female and is a little smaller. Its fore pair 

 of wings are white marked with black, the same as those 

 of the female, but the hind pair are reddish yellow, also 

 marked with black. The body of the moth is the same 

 in both male and female. The head is white and velvety, 

 and the body is reddish yellow, with a line of black spots 

 on the back. 



"Another very beautiful moth is the Dryocampa Tmperi- 

 alis. I have a pair of these which at different times were 

 hatched from chrysalids in my possession, and I have 

 brought them here to show you. Unfortunately, I was 

 not present when either of these insects came forth. I 

 found them fully open and ready for flight. The cater- 

 pillar of this moth goes into the ground to form its chrys- 



