458 



NATATORES. 



ALCAD^. 



ALCADJE. 





BRUNNICH'S GUILLEMOT, 



THE THICK-BILLED GUILLEMOT. 



Uria Brunmclui. 



Uria Brunnichii, Brunnich's Guillemot, FLEM. Brit. An. p. 134. 

 JENYNS, Brit. Vert. p. 258. 



GOULD, Birds of Europe. 



Guillemot d gros bee, TEMM. Man. d'Ornith. vol. ii. p. 924. 



THIS species was first described by Bmnnich, in his Orni- 

 thologia Borealis, page 27, species 109, under the name of 

 Uria Troile, the author having previously called our com- 

 mon Guillemot Uria Lomvia. An alteration of the specific 

 term being thus rendered necessary, Colonel Sabine very 



