AVES STRIGID^. 



695 



a concealed buff one on each feather ; on the rest of the under surface the 

 white bars are broader than the brown ones and the buff bars are not 

 fully concealed, but giving a buff tone or wash to this region ; leg-feathers 



Fig. 355. 



^^ii 





i 111 I Ihv 



l"i I 









Strix rufipcs. Detail of wing, reduced. 



deep buff and silky in quality, as well as immaculate; the under tail- 

 coverts dirty or buffy white, with subterminal bars of dusky ; there are 

 frequently two dusky bars, but as often only one on these feathers. 



Bill: Horn-blue. Iris: Dull blue (Hatcher). Feet feathered. The 

 sexes are alike in color and the young of the year and immature birds 

 do not differ greatly from the old ones. 



Geographical Range. — Tierra del Fuego, Chili and Patagonia as far 

 north as 44° south latitude. 



The Patagonian Barred Owl does not appear to be a widely distributed 

 form ; it has been recorded from several points in Tierra del Fuego, where 

 it is a resident bird, and from there north to the Valley of the Rio Deseado, 

 about the northern boundary of the province of Santa Cruz. Darwin 

 secured the bird on one of the extreme southern islands of Tierra del 

 Fuego and the bird has been found breeding in central Chili. Mr. 



