FAMILY STRIGIDA. — OWLS. 183 
Group 3. Wing, I1 to 13 inches long. 
General plumage, brown, mottled, and streaked; underparts, streaked and 
barred with brown; toes, feathered. 
Barred Owl. 
Syrnium nebulosum. 
See No. 302. 
Underparts, streaked and barred with brown; toes, nearly bare. 
Florida Barred Owl. 
Syrniwn nebulosum alleni. 
see No. 303. 
Barn Owl. 
About one seventh natural size. 
Underparts, white, or tawny white, with more or less small spots of brown: middle 
toe nail, with comb-like edge. 
Barn Owl. 
Strix pratincola. 
See No. 299. 
Group 4. Wing, 13 to 15 inches long. 
Section 1. Second primary, decidedly shorter than fourth. 
Underparts, white, barred and streaked with brown; toes, more or less feathered. 
Barred Owl. 
Syrnium nebulosum. 
See No. 302. 
