OWLS. 



Genus I. SYRNIA. HAWK^OWL. 



. External ear or concha about one third of the height 

 of the head, elliptical, with a slight elevated margin beset 

 with feathers. Aperture of the external tube or meatus 

 large, oval, in a depression in the lower part of the concha. 

 Facial disks incomplete above the eyes. Ruff inconspi- 

 cuous and incomplete. Bill short, strong, its upper out- 

 line curved from the base ; nostrils roundish. Wings 

 rounded, the third quill longest. P. 345. 



X 



HEAD OF SYRNIA NYCTEA. 



Of this genus I am unable to present a figure of the 

 ear, having access only to skins, in which its characters 

 are in a great measure destroyed. 



