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KEY TO THE BIRDS OF EASTERN NORTH AMERICA. 



FAMILY CHARADRIIO4E. 



Plovers. 



Toes, three, no hind toe. 



The Plovers are a cosmopolitan family, numbering something less than one hundred 

 species, fifteen of which occur iu North America, including exotic stragglers. As a rule they 

 have but three toes, although two genera, Squatarola and Vauellus, have four. The tarsus is 

 reticulate and the toes are partly webbed. 



Black-bellied Plover (Winter) 



Piping Plover. 



Semipalmated Plover. 



* Group 1. Wing, 3.75 to 4.50 inches long. 

 Section 1. Bill, under .60. 



Bill, orange at base, the tip, black; legs, dull flesh color; a black 

 stripe from bill passing under eye. 



Aegialitis semipalmata. Semipalmated Plover. 



See No. 226. 



Aegialitis semi 

 pahnata. 



* For directions for measurement, see page 9. 



