GULLS. 173 



One on the Lagan^ near Belfast, 1st Feb. 1848 : Thompson, 



Ann. Nat. Hist. 1848, p. 192 ; Zoologist, 1849, p. 2069. 



This bird was examined in the flesh by Mr. Thompson. 

 One on Loch Lomond, April 1850 : Sir G. Leith, Zoologist, 



1851, p. 3117, and 1867, p. 966. 

 One on one of the English lakes : Yarrell, Hist. Brit. Birds, 



vol. iii. p. 555. 

 One off Skerries, co. Dublin, 14th Feb. 1855 : Hon. T. L. 



Powys, Zoologist, 1855, p. 4762. 

 One, Dublin Bay, July 1864 : Blake Knox, Zoologist, 1866, 



p. 306. 

 One, Falmouth Harbour, autumn 1864 ; Rodd, Zoologist, 



1865, p. 9501. In the collection of the late Mr. Couch. 



BOSS'S GTJLL. Larus rossi, Richardson. 



Hub. Arctic America. 



One, Milford-cum-Kirby, Yorkshire, Feb. 1847 : Charlesworth, 

 Proc. York. Phil. Soc. vol. i. p. 33; Zoologist, 1847, 

 p. 1782 ; Sir William Milner, torn. cit. p. 1694. In the 

 collection of Sir W. Milner. But these accounts differ as 

 to locality and date of capture. 



Ohs. Macgillivray says (Man. Brit. Qm. ii. p. 254), 

 " this species has once occurred in Ireland ; " but 

 Thompson, in his ' Nat. Hist. Irel. (Birds),' does not 

 include it. In ' The Ibis,' 1865, p. 103, the editor 

 remarked that he was not assured of the existence of 

 more than five other specimens of this rare Gull : — 

 viz., one in the University Museum, Edinburgh, shot on 

 Melville Peninsula in June 1823 ; one in the Derby 

 Museum, Liverpool, believed to be from the same 

 source ; one in the Museum at Mayence, from Kams- 

 chatka ; one in the collection of Herr Gatke, shot on 



