90. THE GREY LAG-GOOSE. 



Anser anser, (LINNAEUS).* 



Outer primaries grey, tipped with black- 

 ish ; inner primaries and outer second- 

 aries uniformly blackish ; all with 

 white shafts. 



Upper tail-coverts white. 



Axillaries bluish grey. 



Bill of a pale colour, without any black, 

 and measuring about 2*6 from the 

 forehead straight to the tip of the 

 nail of the upper mandible. 



Rump grey. 



Sexes alike. 



VERNACULAR NAMES : Sona, Hans, Raj- 

 hans, Kurria-sona, Upper India ; Budt- 

 bay, Doab ; Kar-hans> Bhagulpur ; 

 Mogala, Mogala-buttuk, Nepal Terai ; 

 Kangnai, Manipur; Tau-ngan, Burmese. 



I FIND it difficult to separate the Grey 

 Lag-Goose of India from the Grey Lag- 

 Goose of Europe, as Count Salvadori has 

 done, and I prefer to treat them as one 



* Anser rubrirostris of the British Museum 

 Catalogue. 



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