GEN. 107-110 OF KEY. 53 



252. SAYORNISFUSCUS(GM.)BD. 



Pewee; Pewit; Phoebe. 



253. CONTOPUS BOREALIS (Sw.) BD. 



Olive-sided F lycatcher. 



254. CONTOPUS PERTINAX CAB. 



Cones' Flycatcher. 



255. CONTOPUS VIRENS (L.) CAB. 



Wood Pewee. 



i 255a. CONTOPUS VIRENS (L.) CAB., 



var. RICHARDSONII (Sw.) Cs., 

 Western Wood Pewee. 



256. EMPIDONAX ACADICUS (GM.) BD. 



Acadian Flycatcher. 



257. EMPIDONAX TRAILLII (AUD.) BD. 



Traill's Flycatcher. 



257a. EMPIDONAX TRAILLII (Auo.) BD., 



var. PUSILLUS (Bd.) Cs. 

 Little W r estem Flycatcher. 



258. EMPIDONAX MINIMUS BD. 



Least Flycatcher. 



259. EMPIDONAX PLAVIVENTRIS BD. 



Yellow-bellied Flycatcher. 



260. EMPIDONAX HAMMONDII BD. 



Hammond's Flycatcher. 



261. EMPIDONAX OBSCURUS (Sw.) BD. 



Wrig-ht's Flycatcher. 



262. MITREPHORUS PULVIPRONS (GIRAUD.) SCL., 



var. PALLESCENS Cs. 

 Suff-hreasted Flycatcher. 



