BOMBYCIDS. 127 
cocoon is made under leaves in August or September, and the perfect 
insect comes forth in June or July of the following year. The moth 
is ight brown and gray and has a dark brown band along the lower 
margin of the upper wings. It expands something oyer an inch. 
Pheosta rimosa is a gray, brown and yellowish-white moth occa- 
sionally to be seen about electric lights. It looks and flies a good 
deal like a noctuid. 
A moth which curls its abdomen up in a curious manner when at 
rest is Apatelodes torrefacta. In this position it would scarcely be 
Apatelodes torrefacta, 
taken for a moth at all unless closely examined. ‘The fore wings are 
gray, with a dark brown spot near the base. The lower wings are 
light pinkish-brown. Both sets of wings have faint lines crossing 
them. 
Great numbers of a black and yellow-striped larva sparingly fur- 
nished with soft whitish hairs may be seen in August and September 
on the apple and cherry, and also the birch and other forest trees, 
completely stripping the branches of their leaves. So numerous are 
they and sometimes congregated in such masses that the branches 
bend with their weight. These caterpillars bend the head and tail 
= Larva of Datana. 
up over the body when disturbed and rest on the four forward pairs 
of abdominal legs. They are the larve of Datana. The caterpillars 
