Sp. 1. Sy. stridulum. 



Strix stridula. Linn. i. p. 180. — Strix sylvatica. Shaw, v. vii. 

 p. 253.— Varieties? Strix Aluco. Shato, v. vii. p. 255 — 

 Strix noctua. Shatv, v. vii. p. 252 ? — Strix rufa. Shaw, D. vii. 

 p. 252 ? — Strix Austriaca. Shaw, v. vii. p. 247 ? — Strix alba. 

 Shaw, V. vii. p. 247 ? — Strix Soloniensis. Shaw, v. vii. ^. 262. — 

 Strix Ulula. Shaw, v. vii. p. 270.-— Britain and Europe. 



GENUS XXXVII.- 



SURNIA, Dumeril. 



Rostrum breve, arcuatum. 

 Discus capitis parvus, imper- 



fectus. 

 Aures parvae, ovales. 

 Auric ulcB nullae. 

 Pedes valde plumosi. 

 Cauda elongata, cuneiformis. 



The birds of this genus prey by day. 



HAWK-OWL. 



Beak short, arched. 

 Disc of the head small and 



incomplete. 

 Ears small, oval. 

 Egrets none. 

 Legs very plumose. 

 Tail elongated, wedgeshaped. 



Sp. 1. Su. Uraleusis. 



Strix Uralensis. Shaw, v. vii. p, 277 » Temm. PI. Col. 27. — 

 Strix Caspia. Shaw, v. p. 272 ?— -Siberia. 

 Sp. 2. Su. Africana. 



Strix Africanus. Shaxv, v. vii. p. 278. — Africa. 

 Sp. 3. Su? Nisuella. 



Strix Nisuella. Shaw, v. vii. p. 279. — Africa. 

 Sp. 4. Su ? Canadensis. 



Strix Canadensis. Shaw, v. vii. p. 273. — Strix Hudsonicus. 

 Shaw, V. vii. p. 27 A ? — North America. 



i 



GENUS XXXVIII.— NYCTEA. 



Rostrum k basi curvatum» 

 Discus faciei grandis. 

 Auriculce nullse. 

 Pedes plumosi; wri^we^ valde 



curvati, acuti, 

 Cauda brevis. 



Beak curved from the base. 

 Facial disc large. 

 Egrets none. 



Legs plumose; clams much 



curved, acute. 

 Tail short. 



