556 JOURNAL, BOMB A Y NATORA L H1ST0R Y SOCIETY, Vol. XVIII. 



VIII. — A. serrirostris, Swinh., typical specimen,* g ad., marked " d " in the 

 Catal. Bird, Br. Mus., XVII., p. 103, December, Ningpo, China, by R,. Swinhoe, 

 in the British Museum, measured by Mr. H. E. Dresser. 



IX. — A. serrirostris, Swinh., 9 a <3., No. 2083. 16th June 1905, in Kolyma's 

 delta, by myself and in my collection ; a large female. 



X. — A. serrirostris, Swinh., $ ad., No. 2073, 15th June 1905, in Kolyma's 

 delta, by myself and in my collection ; a large gander. 



XI. — A. serrirostris, Swinh., <£ ad., marked "e" in the Catal. B. Br. Mus., 

 I.e., October, Hakodadi, Japan, by Blakiston, in the British Museum, measured 

 by Mr. H. E. Dresser. 



XII.— A. serrirostris, Swinh., $ ad., No. 3309, 16th September 1905, in 

 Kolyma's delta, by myself, in the Zoolog. Museum of University of Moskwa ; 

 largest specimen among much more than hundred procured. 



XIII. — A. sibiricus, Alpher., 9 a< 3., No. 3593, spring 1905, near Abyi, 

 Indigirka Bassin, by Mr. T. Burnashov, in my collection ; specimen beloip 

 average size. 



XIV.— tA.menlalis, Oates, ^ ad., No. 2906, 16th July 1905, in Kolyma's 

 delta, by Mr. J. A. Shulga, in my collection ; the only specimen procured 

 during my trip ; pale preapical band of bill yellow, this colour extending far 

 under nostrils. 



All dates above are given in the " new style '' uniformly. 



* At least the only Swinhoe's specimen in the Br. Mus. 



