77 



with feathers and thin birch-hark strips, never with hair ; and the eggs, five in number, are pure 

 white, richly marked with dark brownish red, particularly at the larger end, forming there a fine 

 zone on most of the eggs, and intermingled with these spots, and especially on the zone, are some 

 spots and blotches of deep purple-grey. In size the eggs vary from "53 by "43 to "55 by - 44 inch. 



I may here observe that the eggs were figured in the 'Journal fur Ornithologie ' (1873, 

 plate i. fig. 10). 



The specimen figured is the one above described, and is in my own collection. 



In the preparation of the above article I have examined, besides the series in the British 

 Museum, the following specimens : — 



E Mus. H. E. Dresser. 



a. Kultuk, Siberia, September 12th, 1870 {Dr. Dybowski). b,c,$. Darjeeling, December ; d, $ . Darjeeling, 

 October 27th, 1879; e,f, <$ . Kurseong, December 10th and 11th, 1879 {TV. E. Brooks). 



