26 



BIRDS OF ILLINOIS. 



56. Aythya afflnis. 



57. Aythya collaris. 



58. Erismaturarubida. 



59. Phalacrocorax dilophus. 



60. (Stercorarius longicaudus.) 



61. Colymbus auntus. 



"62. Colymbus californicus. 



63. Podilymbus podiceps. 



NOTE. The interrogation mark prefixed to some of the above species, implies doubt 

 as to whether they are restricted, as winter residents, to the southern portion of ihe 

 State. Species enclosed in parenthesis may be considered as accidental, being based on 

 a single known occurrence. 



C. Sixties occur rut i j in 

 but not yet observed us far 



1. (Myadestes townsendi.) 



2. (Sialia arctica.) 



3. (Parus hudsonicus.) 

 1. Lanius borealis. 



5. Ampelis garrulus. 



6. Coceoihraustes vespertinus. 



7. Pinicola enueleator. 



8. Acanthis exilipes. 



9. Acanthis rostratus. 



10. Plectrophenax nivalis. 



11. Calcarius pictus. 



12. (Rhynchophanes maccowni.) 



13. (Pica hudsonica.) 



14. Picoides arcticus. 



15. Ulula cinerea. 



Hi. Nyctala richardsoni. 



NOTE. Species in parenthesis 



Winter in the Northern portion of the State, 

 Soutli as Mount Carmel, are tlte followuif/: 



17. Bubo subarcticus. 



18. Surnia eaparoch. 

 lit. (Lagopus lagopus.) 



20. Somateria dresseri. 



21. Somateria spectabiiis. 



22. Oidemia americnna. 



23. Oidemia velvetiua. 



24. Eissa tridactyla. 



25. Larus glaucus. 



26. Larus leucopterua. 



27. Larus marinus. 



28. Xema sabinei. 



29. Sterna tschegrava. 



30. btercorarius pomarinus. 



31. Urinator arcticus. 



may be considered as accidental. 



D. Summer residents of General Distribution. 



1. Turdus mustelinus. 



2. Merula migratoria. 



3. Mimus polyglottos. S; 



4. Galeoscoptes carolinensis. 



5. Harporhynchus rufus. 



6. Sialia sialis. 



7. Polioptila ca3rulea, S. 



8. Parus carolinensis, S. 



9. Sitta carolinensis. 



10. Thryothorus ludovicianus, S. 



11. Thryothorus bewickii, S. 



12. Troglodytes aedon. 



13. Cistothorus palustris. 



14. Cistothorus stellaris. 



15. Mniotilta varia, S. 



16. Protonotaria citrea. 



17. Helmitherus vermivorus, S. 



18. Helminthophila pinus, S. 



19. Compsothlypis americana. 



20. Dendroica acstiva. 



21. Dendroica coerulea, S. 



22. Dendroica albilora, S. 



23. Dendroica pinus. 



24. Dendroica discolor. 



25. Seiurus aurocapillus. 



20. Seiurus motacillu, S. 



27. Geothlypis formosa, S. 



28. Geothlypis trichas. 



29. Icteria virens. 



30. Sylvania mitrata, S. 



31. Setophaga ruticilla. 



32. Vireo olivaceus. 



33. Vireo gilvus. 



34. Vireo flavifrons. 



35. Vireo noveboracensis. 

 30. Vireo bellii. 



37. Lanius ludovicianus. 



38. Ampelis cedrorum. 



39. Progne subis. 



40. Petrochelidon lunifrons. 



41. Chelidon erythrogaster. 



42. Tachycineta bicolor. 



43. Clivicola riparia. 



44. Stelgidopteryx serripennis. 



45. Piranga erythromelas. 



46. Piranga rubra, S. 



47. Spinus tristis. 



48. Ammodramus savanna, N. 



