16 
——__ 
Farmers’ Bulletin 1260. 
Note that certain of the kernels have three emergence 
The development of a single insect in a kernel causes a loss of from 13 to 
Ear of popcorn showing heavy infestation by the Angoumois grain moth. 
holes, and that many have served as food for two moths, 
Hig. WT. 
10 Pyroderces rileyi Wals. 
24 per cent in weight. 
> 
The wolf moth is 
distributed throughout 
the Northern States 
but is not very abund- 
ant and can not be 
compared with the 
Angoumois grain moth 
for destructiveness. 
PINK CORNWORM.”* 
The pink cornworm 
is the larva or cater- 
pillar of a small moth 
(fig. 19). It is about 
five-sixteenths of an 
inch long when full 
grown; pink in color, 
with head and thora- 
cic shield pale brown. 
Figure 20 gives a good 
idea of its appearance. 
The moth which de- 
velops from this worm 
or larva is smaller 
than the Angoumois 
grain moth, witha 
wing expanse of 
slightly less than half 
an inch. The fore- 
wings are banded and 
mottled with yellow, 
reddish brown, and 
black, as shown by 
figure 19. The pale 
grayish hindwings are 
very slender and are 
edged with long 
fringes. The pupa is 
shown in figure 21. 
This insect is com- 
mon in the South, 
where it causes con- 
siderable injury to 
