112 JER FALCON. 



streak along the shaft. The spots are smaller on 

 the lesser wing coverts, and on the greater 

 coverts, secondaries and scapularies, the brown is 

 disposed in bars, which do not reach the margins 

 of the feathers. The primaries are white, their 

 shafts and one or two inches of their ends only 

 being blackish brown ; they are narrowly edged 

 at the tips with white. The tail feathers and 

 their coverts are entirely white. The whole under 

 surface of the bird is pure white, except the ends 

 of the feathers, which are hair brown. The bill 

 is pale greenish grey, becoming darker at the tip ; 

 cere and lores wax yellow ; legs yellow." 



In an adult bird from Hudson's Bay now 

 before us, the length is 23 inches. The crown and 

 under parts are pure white, a narrow lengthened 

 streak running along the feathers on the sides of 

 the breasts and flanks. The crown and cheeks 

 have the shafts only black. The tail is also pure 

 white, the shafts of the centre feathers only being 

 dark brown ; the outer feathers are about half an 

 inch shorter than those in the centre. 



The following is the description of a Scotch 

 specimen in the collection at Twizel House. It 

 was shot by Mr Scobie on his- farm of Keoldale, 

 in the northern extremity of Sutherlandshire, 

 during the winter of 1835. The chin and throat 

 are pure white, the feathers of the crown with 

 deep hair brown shafts, those of the nape with the 



