47 



KEY TO SHOREBIRDS (Cont.) 



26' Wing not as in 26. 



27 



27 Wing length >140 mm, shaft of outermost primary markedly bicolored, 

 white and dark brown on upper surface; bill shorter than head and 

 swollen dorsally near tip (Plate 20-5); rump orange-brown; two dark 

 breast bands. KILLDEER 



27' Wing not as in 27. 



28 



28 White on upper surface of outer web of two or more of inner 6 primaries 

 restricted to a patch adjacent to shaft and not extending to leading 

 edge of feather (Fig. 21-5); wing length 110-130 mm; bill swollen 

 dorsally near tip, 9-15 mm long; one dark neck band. 



SEMIPALMATED PLOVER 



28' Wing does not fit both the above conditions. 



29 



Figure 21. Color patterns of shorebird feathers. 



FIFTH PRI/WIES - NATURAL SIZE: 



NORTHERN SANDELRLJN6 DUNLIN 

 PHALAROPE 



SE/VM- PALPATED 

 PLOVER 



