530 



I'AI.Mll'KDES. 



SUli-FAMILY rV. 



Urianinje. 



The Guillemots. 



Gen. Charac. — Bill moderate, more or less strong, witli fhe culmen curved 

 and the sides compressed to the tip, "which is emargiiiated ; the nostrils 

 basal, and placed in a l)road groove, more or less clothed with plumes, with 

 the opening exposed; the wings rather short and pointed; the tail short 

 and rounded; the tarsi short, more or less compressed; the toes moderate, 

 and the anterior ones united by a broad web, the outer toe as long as the 

 middle toe, the hind toe wanting ; the claws short and curved. 



Fig. 20(j.— the little auk. 

 {Arctica alle.) 



The Guillemots are found in the northern regions, 

 from whence they migrate to more temperate lati- 



tudes during the winter. 



The type of this sub -family is- 



