GLAUCOUS GULL. 189 



Their cry is very hoarse and disagreeable, resembling 

 the loud cackling of a Goose. 



GLAUCOUS GULL. 

 (Larusglaucus.) 



La. albus dorso alisque canis, remigibus apice albis, rachidibus 



albis, pedibus lividis. 

 White Gull with the back and wings hoary, the quills with white 



tips and shafts, the legs livid. 

 Larus glaucus. Gmel. Syst. Nat. 1. 600. Brun. Orn. Bor. 148. 



Lath. Ind. Orn. 2. 814. Sabine. Linn. Trans, xii. 543. Boss's 



Voy. App.p. liv. Parry's Voy. App.p. cciii. 

 Le Bourgmestre. Buff. Hist. Nat. Ois. 8. 418. 

 Burgomeister. Raii Syn. 127. 

 Glaucous Gull. Penn. Arct. Zool. 2. 532.5. Lath. Gen. Syn. 



6. 374. Lath. Gen. Hist. x. 148. 



Captain Sabine, in the work quoted above, gives 

 the following descriptions of the three states of this 

 species : " In immature plumage it is mottled through- 

 out with an uniform light brown and white, being 

 distinguished from the young of other well-described 

 species by being without the darker marks on the 

 wings and tail : during the first year the beak has 

 the upper mandible less arched, the angular pro- 

 jection of the lower mandible not so defined, and the 

 extremities of both lead-coloured. In winter the ma- 

 ture bird has the head and neck mottled with brown, 



