210 KEY TO THE BIRDS OF EASTERN NORTH AMERICA. 
Group 2. Wing, 4.75 to 5.50 inches long. 
Upper parts, pale blue or purplish blue; tail, bright blue, 
barred with black and (except middle feathers), tipped with 
white; wings, blue, marked with white; underparts, ashy 
white; breast with black band. 
Blue Jay. 
Cyanocitta cristata, and races. 
See No. 360. 
No blue on plumage any- 
where; greater part of 
crown, dusky; breast and 
belly, gray; throat, 
lighter. 
Canada Jay. 
Perisoreus canadensis, and races 
See Nos. 463 and 464. 
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