398 STRIGINiE. 



the first with the outer filaments thickened but scarcely recurv- 

 ed at the end. 



1. Syrnia funerea. Hawk Day-Owl. Tail long, much 

 rounded ; upper parts brownish-black, spotted with white, 

 lower parts barred with brown and white. 



2. Syrnia nyctea. Snowy Day-Owl. White, with dark 

 brown spots on the upper parts, and bars beneath ; toes covered 

 ■with loose-edged shaggy feathers. Young with the dark mark- 

 ings larger. 



S. Syrnia psilodactyla. Bare-toed Day-Owl. Upper parts 

 wood-brown, spotted with white, lower yellowish- white with 

 longitudinal brown spots ; toes covered with bristles, between 

 which the scales are apparent. 



GENUS II. SCOPS. OWLET. 



Bill short, strong, with the upper outline decurved from the 

 base ; nostrils roundish, large ; conch elliptical, simple, having 

 only a slightly elevated fringed margin, its length about a third 

 of the height of the head ; facial disks incomplete above the 

 eyes ; ruff inconspicuous and incomplete ; head very large, 

 roundish, with two elongated tufts ; tarsi of moderate length, 

 slender, covered with short feathers or half-bare ; wings long, 

 rounded, with the third quill longest. 



1. Scops Aldrovandi. Aldrovandine Owlet. Tufts of about 

 twelve feathers ; upper parts variegated with grey and brown, 

 and streaked with brownish black ; lower pale grey. 



GENUS III. BUBO. EAGLE-OWL. 



Bill short, deep, convex, with the upper outline decurved 

 from the base ; nostrils roundish or broadly elliptical ; conch 

 elliptical, simple, fringed, without operculum, its length from 

 a third to half the height of the skull ; facial disks incomplete 

 above the eyes ; ruff inconspicuous and incomplete ; head very 

 large, roundish, with two elongated tufts ; tarsi very short, 

 strong, densely feathered, as are the toes ; wings with the first 

 quill short, the fourth longest. 



