FAMILY COKVID.E. JAYS, GROWS, ETC. 



211 



Group 3. Wing, 5.50 to 6.50 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 baud. Blue Jay. 



Cyanocitta cristata 

 See No. 360. 



Forehead, throat, and sides of head, dull white; back of crown and nape, black- 

 ish; back, gray; uuderparts, ashy, palest on the throat. 



Canada Jay. 



Perisoreus ca>iatl<'it.sifi, and races. 

 See No. 363. 



Group 4. Wing, 6.50 to 8.50 inches long. 



Head and breast, black; tail, long, showing more or less green and purple reflec- 

 tions. American Jlagpie. 



Pica pica hudsunica. 

 See No. 359. 



SUBFAMILY CORVIN/E. 



Crows and Ravens. 

 Group 5. Wing, 9.50 to 15 inches long. 



Plumage, black; wing, over 

 11.50; tarsus, over 2.10; 

 bill, over 1.80. 



Crow. 



Corvus anwricatius, and races. 

 See No. 366. 



