BIRDS 



172. Yellow-bellied Flycatcher. Empidonax flavir 

 ventris. Regular migrant, usually not abundant. 



173. Alder Flycatcher. Empidonax trailli alnor- 

 um. Kare migrant 



174. Least Flycatcher. Empidonax minimus. 

 Regular migrant, sometimes abundant ; rare breeder. 



Family AT.ATJDIDAE. 



175. Horned Lark. Otocoris alpestris alpestris. 

 Migrant, no recent records. 



176. Prairie Horned Lark. Otocoris alpestris pra- 

 ticola. Regular migrant, abundant, rather common 

 resident ; breeds. 



Family COEVIDAE. 



177. Blue Jay. Cyanocitta cristata cristata. 

 Resident, sometimes abundant ; rare breeder. 



178. Canada Jay. Perisoreus canadensis canaden- 

 sis. Accidental records of two migrations. 



179. Northern Raven. Corvus corax principalis. 

 No recent records, probably once a resident. 



180. Crow. Corvus brachyrhynchos brachyrhynr 

 chos. Resident, abundant; breeds. 



181. Bobolink. Dolichonyx oryzivorus. Summer 

 resident; breeds. 



182. Cowbird. Molothrus ater ater. Summer resi- 

 dent, common, a parasite. 



183. Yellow-headed Blackbird. Xanthocephalus 

 xanthocephalus. Accidental, one record. 



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