PI^ATK XXXVI. 



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FORMS AND ATTITT'DES. 



Figs. 1, 2, American Goshawk Aooipiter atricrqoiUw^ (Wil.s. ); Fig. 3, Cooper's 

 Hawk Accipiter cooperi (Bonap.); Fig. 4, American Sparrow Hawks Falno sparver- 

 /'^^• liinii. 



