KEY TO THE WATER lilRDS OF FLORIDA. 



II 



Family STERCORARIID.E. Jaegers. 



Stercorarius parasiticus ( adult ). 



Stercorarius parasiticus (immature). 



Stercorarius parasiticus (foot). 



Central tail feathers elongated in the two following species: 



Length, 17; Wing, 13 ; Tail (adult), about 8.40; Tail 

 (immature), about 6 ; Rill, 1.20. 



Length, 20.50 ; Wing, 12.25 • Tail (adult), about 1 2.50 

 immature, about 6 : pjill, i.io. 



Stercorarius parasiticus. 

 Parasitic Jaeger. .See page 57 



Stercorarius longicaudus. 

 Long-tailed Jaeger. See page 5S 



