164 



KEY TO THE WATER BIRDS OF FLORIDA. 



Subfamily ANSERINE. Geese. 



Branta canadensis. 



Length, 40; Wing, 19: Bill, 2.50-. Tarsus, 3.20. Band 

 of white on sides of the head and throat ; bill black; 

 rest of head black. 



Length, 34; Wing, 17.40; Bill, 2.50; Tarsus, 3.10. 

 Entire plumage white ; primaries black. 



Branta canadensis. 

 Canada Goose. See page 239 



Chen hyperborea nivalis. 

 Greater 5now Goose. 



See page 237 



Anser albifrons gambell 



