GEN. 107-110 OF KEY. 53 



252. SAYORNIS FUSCTTS (Gar.) BD. 



Pewee; Iewit; Phoebe. 



253. CONTOPUS BOREALIS (Sw.) BD. 



Olive-sided Flyc*atcher. 



254. CONTOPTJS PERTINAX CAB. 



Cones' Flycatcher. 



255. CONTOPUS VIRENS (L.) CAB. 



Wood Pewee. 



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

 var. RICHAKDSONII (Sw.) Cs., 



256. EMPIDONAX ACADICUS (Gsi.) BD. 



Acadian Flycatcher. 



257. EMPIDONAX TRAILLII (AuD.) BD. 



Traill'8 riycatclier. 



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



var. PUSILLUS (Bd.) Cs. 

 pLittle ^irestern Flycatcher. 



258. EMPIDONAX MINIMUS BD. 



Least Flycatcher. 



259. EMPIDONAX FLAVIVENTRIS BD. 



Yellow-liellieil Flycatcher. 



260. EMPIDONAX HAMMONDII BD. 



Hammond^ Flycatcher. 



261. EMPIDONAX OBSCURUS (Sw.) BD. 



's Flycatcher. 



262. MITREPHORUS FTJLVIFRONS (GIRAUD.) SCL. 



var. PALLESCENS Cs. 

 BuflT-hreasted Flycatcher. 



