GEN. 247-250 OF KEY. 93 



477. CYGNITS AMERICANUS SHARPLESS. 



Whistling* Swan. 



478. ANSER ALBIFRONS GM., 



var. GAMBELI (JIartl.) Cs. 

 American White-fronted Goose. 



479? ANSER C.2ERULESCENS L. 

 Blue Goose. 



480. ANSER HYPERBOREUS PALL. 

 Ooose. 



480a. ANSER HYPERBOREUS PALL., 



var. ALBATUS (Cass.) Cs. 

 lesser noiv Ooone. 



481.*ANSER ROSSII BD. 

 Ooose. 



482. PHILACTE CANAGICA (SEVAST.) BANN. 

 Painted Goose. 



[483.] BRANTA LEUCOPSIS (L.). 

 Barnacle Goose. 



484. BRANTA BERNICLA (L.). 



Brant Goose. 



485. BRANTA CANADENSIS (L.). 

 Canada Goose; Wild Goose. 



485a. BRANTA CANADENSIS (L.), 



var. LEUCOPAREIA (Brandt) Cs. 

 White-collared Goose. 



485b. BRANTA CANADENSIS (L.), 

 var. HUTCHINSII (Rich.) Cs. 

 Hutchins' Goose. 



