24 : Farmers’ Bulletin 1128. 
confines itself to the shoots. The species has been recorded only 
from Maine. In colonies found on wild cherry in the District of 
Columbia a few insects have been seen along the midrib of the leaf. 
The wingless forms have a light red body dusted with a whitish pow- 
der. The legs, honey tubes, and some spots along the sides of the 
abdomen are black. The winged forms have the head and thorax 
black and the abdomen red. The life history is unknown. 
Fia. 16.—The chokecherry-grain aphis: Work on chokecherry 
leaves. (Maine Agricultural Experiment Station.) 
THE SMALL CHOKECHERRY APHIS.! 
A very small species lives on the chokecherry in Maine. It 
resembles the apple-grain aphis in appearance, except for the fact 
that the honey tubes have no swelling. Its life history is unknown. 
1 Aphis furcata Patch. 
