]8H 



KEY TO TIIK lilUDS OF EASTERN NORTH AMERICA. 



FAMILY CUCULID^. 



Cuckoos. 



Feet, zygodactyle (two toes in front, two behind). 





^.===^— 





'^^^Cr^ 



P=S 



Under mandible, yellow ; greater portion of primaries, rufous brown, tipped 

 wiLli ;,n:iyish olive; iiti(l(>ip;irts, dull wliite; outer tail feathers, black, tipped 

 with white. 



Yellow^billed Cuckoo. 



Coci'i/zus nmerkanns. 

 See No. 320. 



Under mandible, yellow, tip, black; primaries, grayish olive, not rufous 

 brown; belly, tin^nxl witli pale rufous. 



riangrove Cuckoo. 



Coccijzus minoi% and races. 

 See No. 318. 



Bill, black; no rufous Itrowu on primaries; underparts, dull white; outer tail, 

 like back in color. 



Black-billed Cuckoo. 



Cucajzus enjthrophthahnus. 

 See No. 321. 



General plumage, black ; bill, black. West Indian species, recorded from Florida ; 

 accidental in tlie United States. Bill very different from that of true Cuckoo, 

 being thin and " Parrot like." Anl. 



Crotophaga ani. 

 See No. 317. 



