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PALCO CANDICANS. 
JERPALCON. 
Cere and legs blueish ash; body white, 
spotted with brown. 
Falco Candicans, Lin. Gme. 
Gerfault, Buffon. / 
White Jerfalcon, Lath. 
Iceland Falcon, Lath. 
Jerfalcon, Will. Shaw, Mont. Bew. 
Gyrfalcon, Pen. 
PALCO GRISEUS. 
GREY FALCON. 
Cere and legs yellow ; body above dusky 
grey, beneath white with oblong black spots; 
tail feathers long, the two middle ones uni- 
form, the rest spotted. 
Falco Griseus, Lin. Gme. 
Grey Falcon, Pen. Lath. Mont. 
FALCO VERSICOLOR. 
SPOTTED FALCON. 
Cere yellow ; head and body above white 
with pale reddish spots, beneath white ; 
breast a little spotted with ferruginous. 
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