GEN. 1,07-110 OF KEY. 53 



252. SAYORNIS PUSCITS (Gm.) Bd. 



Pewee; Pewit; Plioetoe. 



253. CONTOPUS BOREALIS (Sw.) Bd. 



Olive-sided Flycatclier. 



254. CONTOPUS PERTINAX Cab. 



Cones' Flycatclier. 



255. CONTOPUS VIRENS (L.) Cab. 



TTood rewee. 



255a. CONTOPUS VIRENS (L.) Cab., 

 Var. RICHARDSONII (Sw.) Cs., 



Iff^estern KVood Pewee. 



256. EMPIDONAX ACADICUS (Gm.) Bd. 



Acadian Flycatclier. 



257. EMPIDONAX TRAILLII (Aud.) Bd. 



Traill's Flycatclier. 



257a. EMPIDONAX TRAILLII (Aud.) Bd., 

 var. pusiLLUS (Bd.) Cs. 

 I^ittle KVestern Fl jcatclier. 



258. EMPIDONAX MINIMUS Bd. 



lieast Flycatelier. 



259. EMPIDONAX PLAVIVENTRIS Bd. 



Yellow-bellied Flycatclier. 



260. EMPIDONAX HAMMONDII Bd. 



Hammond's Flycatcher. 



261. EMPIDONAX OBSCURUS (Sw.) Bd. 



IVrigrht's Flycatclier. 



262. MITREPHORUS FULVIFRONS (Giraud.) Scl., 



var. pallesckns Cs. 

 Bwff-toreasted Flycatclier. 



