390 CHECK-LIST OF NORTH AMERICAN BIRDS. 



FAMILY BUTEONIDJE. 

 GENUS AQUILA BRISSON. 



Aquila dananus MARSH. [58.] 



Aquila, danana MARSH, Amer. Journ. Sci., ser. 3, II, 1871, 125. 



Pliocene?; Nebraska. 



Aquila pliogryps SHUFELDT. [59.] 



Aquila pliogryps SHUFELDT, Journ. Acad. Nat. Sci. Phila., ser. 2, IX, 

 1892, 416, pi. xvii, fig. 33. 



Pleistocene; Oregon. 



Aquila sodalis SHUFELDT. [60.] 



Aquila sodalis SHUFELDT, Journ. Acad. Nat. Sci. Phila., ser. 2, IX, 1892, 

 417, pi. xv, fig. 5. 



Pleistocene; Oregon. 



SUBORDER STRIGES. 



FAMILY STRIGIDJE. 

 GENUS BUBO DUMERIL. 



Bubo leptdsteus MARSH. [57.] 



Bubo leptosteus MARSH, Amer. Journ. Sci., ser. 3, II, 1871, 126. 

 Eocene (Bridger); Wyoming. 



