26 



BIliDS OF ILLINOIS. 



56. Aythya afflnis. 



57. Aythyacollaris. 



58. Erismaturarubida. 



59. Phalaerocorax dllophug. 



60. (Stercorarius longlcaudusj 



61. Colymbus auritus. 



62. Colymbuscallfomicus. 



63. Podllymbus podiceps. 



Note.— The interrogation mark prefixed to some of the above species. Implies donbt 

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

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

 a single known occurrence. 



C. Species occurring in 

 hut not yet observed as far 



1. (Myadestes townsendi.) 



2. (Sialia arctica.) 



3. (Parus hud.sonicns.) 

 i. Lanius borealis. 



5. Ampelis garrulus. 



6. Coecothraustes vespertinus. 



7. Pinicola enucleator. 



8. Acanthis exUipes. 



9. Acanthis rostratus. 



10. Plectrophenax nivalis. 



11. Calcarius pictus. 



l;!. (Rhynchophanes maccowni.) 

 IS. (Pipa hudsonica.) 



14. Picoides arcticus. 



15. Ulula clnerea. 

 Nyctala richardsonl. 



Note.— Species In parenthesis 



16 



Winter in the Northern portion of the State, 

 South as Mount Carmel, are the fuUoiving: 



17. Bubo subarctieus. 



18. Surnia caparoch. 



19. (Lagopus lagopus.) 



20. Somateria dresseri. 



21. Somateria spectabilis. 



22. Oidemia amerieana. 



23. Oidemia velvetina. 



24. Rissa tridactyla. 



25. Larus glauous. 



26. Larus leucopterua. 



27. Larus marinus. 



28. Xema sabinPi. 



29. Sterna tschegrava. 



30. Stercorarius pomarinus. 



31. Urinator arcticus. 



may be con.sldered as accidentaL 



D. Summer residents of General Distribution. 



1. Turdus mustelinus. 



2. Merula migratoria. 



3. Mimus polyglottos. S. 



4. Galeoscoptes carolinensis. 



5. Harporhynchus ru!us. 



6. Sialia sialis. 



7. Polioptila caerulea, S. 



8. Parus carolinensis, 8. 



9. Sitta carolinensis. 



10. Thryothorus ludovicianus, 3. 



11. Thryothorus bewicldi, S. 



12. Troglodytes aedon. 



13. Cistothorus palustris. 



14. Cistothorus stellaris. 



15. Mnlotilta varia. S. 



16. Protonotaria citrea. 



17. Helmitherus vermivorus, 8. 



18. Helminthophila pinus, 8. 



19. Compsothlypis amerieana. 



20. Dendroica sestiva. 



21. Dendroica coerulea, S. 



22. Dendroica albilora, S. 



23. Dendroica plnus. 



24. Dendroica discolor. 



Seiurus aurocapillus. 

 Seiurus motacilla, 8. 

 Geothlypis f ormosa, 8. 

 Geothlypis trichas. 

 leteria virens. 

 Sylvania mitrata, 8. 

 Betophasa rutielUa. 

 Vireo olivaeeus. 

 Vireo gilvus. 

 Vireo flavifrons. 

 Vireo noveboracensis. 

 Vireo bellii. 

 Lanius ludovicianus. 

 Ampelis cedrorum. 

 Progne subis. 

 Petrochelldon lunitrons. 

 Chelidon erythrogaster. 

 Tachycineta bieolor. 

 Clivieola riparia. 

 Stolgidopteryx serripennls. 

 Piranga erythromelas. 

 Piranga rubra, S. 

 Spinus tristls. 

 AmmodramuB savanna, N. 



