GEN. 135-140 oF KEY. 
309. MELANERPES ERYTHROCEPHALUS (2...) Sw. 
Red-headed Woodpecker. 
310. MELANERPES FORMICIVORUS (Sw.) Bp. 
Californian Woodpecker. 
310a. MELANERPES FORMICIVORUS (Sw.) BpP., 
var. ANGUSTIFRONS BD. 
Narrow-ironted Woodpecker. 
311. ASYNDESMUS TORQUATUS (Wus.) Cs. 
Lewis’ Woodpecker. 
312. COLAPTES AURATUS (L.) Sw. 
Golden-winged Weodpecker; Flicker. 
313. COLAPTES CHRYSOIDES Mau. 
Gilded Woodpecker. 
314. COLAPTES MEXICANUS Sw. 
BRed-shafted Woodpecker. 
315. CONURUS CAROLINENSIS (L.) Eva. 
Carclina Parroquet, 
316. STRIX FLAMMBEA L., 
var. AMERICANA (Aud.) Cs. 
Barn Owl. 
317. BUBO VIRGINIANUS (Gm.) Bp. 
Great Horned Owl. 
3172. BUBO VIRGINIANUS (Gm.) Bp., 
var. ARCTICUS (Sw.) Cass. 
Arctic Horned Owl. 
317b. BUBO VIRGINIANUS (Gm.) BpP., 
var. PACIFICUS Cass. 
Pacific Horned Owl. 
