17 



170. CHEN BOSSII (Baird). 



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



[171.] ANSER ALBIFRONS (Gmei,.). 



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



171a. ANSER ALBIFRON8 GAMBELI (Harti<.). 



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



R 593a, C 693.] 



172. BRANTA CANADENSIS (I.INN.). 



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



172a. BRANTA CANADENSIS HUTCHINSII (Sw. & Rich.). 

 Hiitohins's Goose. [B 569, C 485*, R 594a, C 704.] 



172d. BRANTA CANADENSIS OCCIDENTALIS (Baird). 

 Wliite-clieeked Goose. [B 567a, C — , R 594(7, C — .J 



172c. BRANTA CANADENSIS MINIMA Ridgw. 



Cackling- Goose. [B 568, C 485a, R 594^, C ■]o^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 LBUCOPSIS (Bechst.). 



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



176. PHILACTE CANAGICA (Sevast.). 



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



177. DENDROCYGNA AUTUMNALIS (Linn.). 



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



178. DENDROCYGNA FULVA (Gmei..). 



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.] 



18L OLOR BUCCINATOR (Rich). 



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



