17 



170. CHEN ROSSII (BAIRD). 



Ross's Snow Goose. [B , C 481, R 592, C 697.] 



[171.] ANSER ALBIFRONS 



White-fronted Goose. [B , C , R 593, C 692.] 



171a. ANSER ALBIFRONS GAMBELI (HARTL.). 



Anierieaii White-fronted Goose. [B 565, 566, C 478, 



R 5930, C 693.] 



172. BRANTA CANADENSIS (LINN.). 



Canada Goose. [B 567, C 485, R 594, C 702.] 



I7'2a. BRANTA CANADENSIS HUTCHINSII (Sw: & RICH.). 

 Hutchins's Goose. [B 569, C 4856, R 5940, C 704.] 



172*. BRANTA CANADENSIS OCCIDENTALS (BAIRD). 

 White-cheeked Goose. [B 5670, C , R 594^, C .] 



172r. BRANTA CANADENSIS MINIMA RIDGW. 



Cackling- Goose. [B 568, C 485^, R 5946, C 703 part.] 



173. BRANTA BERNICLA (LINN.). ' 



Brant. [B 570, C 484, R 595, C 700.] 



174. BRANTA NIGRICANS (LAWR.). 



Black Brant. [B 571, C , R 596, C 701.] 



[175.] BRANTA LEUCOPSIS (BECHST.). 



Barnacle Goose. [B 572, C 483, R 597, C 699.] 



176. PHILACTE CANAGICA (SEVAST.). 



Emperor Goose. [B 573, C 482, R 598, C 698.] 



177. DENDROCYGNA AUTUMN ALLS (LINN.). 



Black-bellied Tree-duck. [B 574, C 487, R 599, C 706.] 



178. DENDROCYGNA FTJLVA 



Fulvous Tree-duck. [B 575, C 486, R 600, C 705.] 



[179.] OLOR CYGNUS (LINN.). 



Whooping- Swan. [B , C , R 586, C 690.] 



180. OLOR COLUMBIANUS (ORD). - 



Whistling- Swan. [B 561 bis, C 477, R 588, C 689.] 



181. OLOR BUCCINATOR (RICH.). 



Trumpeter Swan. [B 562, C 476, R 589, C 688.] 



