

- 



* . 







PI. LIX. 



Fi$.l CIRCUS HUDSONIUS. Fi$.2.BUTE0 PENNSYLVANICUS. 



MARSH HAWK. BROAD -WINGED HAWK. 



Fi£3.STRIXNEBUL0SA. 

 BARRED OWL. 



F15.4.BUBO VIRGINIANUS. 

 GREAT HORNED OWl. 



