SMb 



STRIGINxE. 



Genus V. BUBO. EAGLE-OWL. 



Conch of the ear more than half the height of the 

 skull, extending from near the base of the lower jaw 

 nearly to the level of the upper edge of the orbit, ellip- 

 tical, deep, with an elevated margin beset with short 

 curved feathers. The aperture of the meatus large, el- 

 liptical, oblique, in the lower part of the concha, the 

 bottom of which is formed of the outer edge of the eye- 

 ball and orbit, with the occipital bone behind, covered 

 with skin. Facial disks incomplete above the eyes. 



HEAD OF BUBO MAXIMUS. 



Ruff inconspicuous and incomplete. Bill short, very 

 strong, deep, its upper outline slightly curved at the 



