167 

 Gen. LXXXVIII. URIA. Br 



323 sp. t Uria troile. Lath. The common Guillemot. 



Nest. May — June, on the sea-coast. 



Eggs. 1 , bluish green, or yellowish white, with blotches or pencillings dark brown or black; 

 very variable. 



323 a 



323^ 



323 c 



324 sp. ? * Uria lacrymans. Tem. The bridled Guillemot. 



Nest, on rocks, on the sea-coast, in the Feroe islands, on Grimsey island, and in the far 



North. 

 Eggs. 1, ? 



324 



324^ 



324 c 



