318. 
GEN. 141-147 oF KEY. 
SCOPS ASIO (1.) Br. 
Screech Owl; Mottled Owl. 
318a. SCOPS ASIO (L.) Br., 
var. KENNICOTTI (Ell.) Cs. 
Hennmicott’s Owl. 
318b. SCOPS ASIO (..) Bpr., 
324, 
327. 
var. MACCALLU (Cass.) Cs. 
NicCall’s Owl. 
- SCOPS FLAMMEOLA Sct. 
Fiammuilated @vri. 
. OTUS VULGARIS (2.), 
var. WILSONIANUS (Less.) All. 
Long-eared Owi. 
-. BRACHYOTUS PALUSTRIS Auvct. 
Short-eared Owl. 
. SYRNIUM LAPPONICUM (1.), 
var. CINEREUM (Gm.) Ridg. 
Great Gray Owl. 
3. SYRNIUM NEBULOSUM (Forst.) Gr. 
Barred Owl. 
SYRNIUM OCCIDENTALE Xant. 
Western Barred Owl. 
. NYCTEA NIVEA (Davp.) Gr. 
Snowy Ovrvl. 
. SURNIA ULULA (L.) Br., 
var. HUDSONICA (Gm.) Ridg. 
Hawk Owl; Day Owl. 
NYCTALE TENGMALMI (Gm.), 
var. RICHARDSONII (Bp.) Ridg. 
Penzgmalm’s Owl. 
CHECK LIST BIRDS. 5 
65 
