Figure 4 



Map to show migration of western forms of the fox sparrow {Passer- 

 ella iliaca). Breeding range in solid lines and winter range in dotted 

 lines. Numbers represent subspecies as follows: i,unalaschcensis; 2, 

 insularis; 3, sinuosa; 4, annectens; 5, townsendi; Sfuliginosa. Taken 

 from Swarth. (Courtesy of Museum of Vertebrate Zoology, Univer- 

 sity of California.) 



