140 THE BIRDS OF EASTERN NORTH AMERICA. 
Section 2. Upper mandible, with distinct notch and hook 
at tip, but feet, not armed with talons. 
Toes, four, zygodactyle (two in front, 
two behind); bill, with cere (skin-like coy- 
ering over base of bill). 
Family PSITTACID-®. 
Parrots and Paroquets. 
See page 187. 
Bill, strong, notched near the end, and decidedly hooked; tarsus, scutel- 
late: tail,rounded. But two species occur with us, both grayish birds with 
blackish wings and tail, and a dark stripe through the eye. 
Family LANIIDAE. Shrikes. 
See page 270. 
Bill, flattened, wide at base; tip, with small hook; numerous black bristles at base of 
bill; back of tarsus, rounded; wings, longer than tail; first primary, not very short, usually 
longer than the sixth. : 
Family TYRANNIDAE. Flycatchers. 
See page 200. 
