240 Birds of Pennsylvania 



173. Contopus borealis (Swains.). 



Olivo-sidcd Flycatcher. 4r)<). Karo spring and fall migrant 



174. *C. virens (Linn.). 



Wood Pewco. 461. ^^ 



175. Empidonax flnvivcnfris Baird. 



Yellow-bellied Flycatciier. 4G3. Spring and fall migrant. 

 17(i. *E. acadicus (Gmel. ). 



Acadii'.n Flycatcher. 465. 

 177. E. pusilliis traiUii (Aud.). 



Traill's Flycatcher. 466rt. Spring and fall migrant 

 lis. E. minivius Baird. 



Least Flycatcher. 4(57. Rare spring and fall migrant 



Family ALAUDiDyE. The Larks. 



179. Otocoris alpestris (Linn.). 



Horned Lark. 474. Winter resident in eastern Pennsylvania. 



180. *0. alpestris praticola Hensh. 



Prairie Horned Lark. 4745. Breeds sparingly in Erie county, near Erie 

 city, where Mr. Geo. B. Sennett and the writer have obtained the young 

 in stubble-fields in July, 1888. 



liamihj Oorvid.^. The Crows and Jays. 



181. *CyanocUta cristala (Linn.). 



Blue Jay. 477. Resident ; most numerous in spring, summer and fall. 



182. Perisoreus canadensis (Linn.). 



Canada Jay. 484. A rare straggler, in winter to the northern counties of 

 Pennsylvania. — TarnbuU. 



182. Corvus corax sinuatus (Wagl. ). 



American Raven. 486. Formerly resident; now very rare or extinct 



183. *C. americanus Aud. 



American Crow. 488. Resident. 



184. *C. ossifragus Wils. 



Fish Crow. 490. Summer resident in the ncighborliood of Philadelphia. — 

 Gentry. 



Family Icterid^e. The Blackbirds, Orioles, etc. 



185. *Dolichonyx oryzivorus (Linn.). 



Bobolink. 494. Mr. Geo. B. Sennett informs nae that this bird is a regular 

 breeder in Crawford and Erie counties, in the north-western part of tliis 

 State. In eastern Pennsylvania I have observed this bird only as a 

 conamon spring and fall inigrant 



186. *Molothrus ater (JiodtX.). 



Cowbird. 495. A few sometimes linger during mild winters. 



187. Xanthocephalus xanthocephaliis (Bonap.). 



Yellow-headed Blackbird. 497. Accidental, " Dr. Jackson mentions that 

 this species is occasionally seen along the Alleghany mountains, where 

 a llock appeared in the autumn of 1857. Mr. John Krider shot a young 

 male near Philadelphia. — Turnbull. 



188. *Agelaius phijeniceas (Linn.). 



Red-winged Blackbird. 498. 



189. *Sturnella magna (Jjian.). 



Meadowlark. 501. Resident 



190. * Icterus spur ius (Linn.). 



Orchard Oriole. 506. 



