BIRDS OF MINNESOTA. 97 
twenty years ago. I can only count it an occasional straggler, 
presumably individuals which become mixed with the other 
species in migration. 
SPECIFIC CHARACTERS. 
Neck and body uniform grayish-plumbeous; head bluish ash; 
hood and a broad patch on the side of head yellowish-white; 
scapular and interscapular feathers dusky, edged with grayish- 
plumbeous. 
Length, 24; wing, 12; tarsus, 3.75; bill, about 2.75. 
Habitat, semi-tropics. 
