21 



ORDER NATATORES. 



Zoology— Part IT 

 FAMILY ALCIDiE. 



Uria grylle, Black Guillemot, (male.) - * - 278 



FAMILY PROCELLARID^. 

 Thallassidroma wilsoni, Wilson's Petrel. - - - - 290 



FAMILY PELECANID.E. 

 Phalacracorax car bo. Cormorant. - - - - - - 292 



Pelecanus fuscus, Brown Pelican. ------ 294 



FAMILY ANATID.E. 

 Anser canadensis, Wild Goose, ------- 348 



Cygnus americanus, American Swan. - 353 



