Courtesy of tJi- N.-w York StaU- Museum 



Plate 54 



9> , « 





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^-:/^.^. 









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^..,tClf*nit^^r',, 



SNOWY OWL Xjictea niictea (I.inuaeus) 



GREAT GRAY OWL. Sr'Wi«;/(.^ lichulusii ni.hulii.iu (.1. K. Korstcrl 



AU Yi nat. size 



BARRED OWL tutrix rttriti varia I'.arton 



