172 Catalogue of the Birds of Illinois. 
Family SAXICOLID^E. — Stonechats and Bluebirds. 
Genus Sialia, Swainson. 
*10. Sialia sialis (Linn.) Haldem. Bluebird. Resident and generally 
distributed ; less numerous, and sometimes absent, in winter. 
11. S. arctica, Swains. Rocky Mountain Bluebird. Accidental visitor. 
(East side of Mississippi river, opposite Dubuque, Iowa; fide E. W. Nelson, 
Bull. Essex Inst., VIII., 1876, p. 95.) 
Family PTILOGOXATIDAL — Fly-catching Thrushes. 
Genus Myiadestes, Swainson. 
12. M. townsendi (Aud.) Caban. Townsend’s Solitaire. Accidental visitor. 
(Waukegan, December 16, 1875; cf. Nelson, Pr. Essex Inst., VIII., 1876, p. 94.) 
Family SYLVIIDJE. — True Warblers. 
Genus Polioptila, Sclater. 
*13. P. ccerulea (Linn.) Scl. Blue-gray Gnatcatcher. Summer sojourner; 
abundant, southward. 
Genus Regtjlus, Cuvier. 
14. R. calendula (Linn.) Licht. Ruby-crowned Kinglet. Transient; win- 
ter sojourner southward. 
15. R. satrapa, Licht. Golden-crowned Kinglet. Transient northward, 
winter sojourner southward. 
Family PARID^E. — Titmice or Chickadees. 
Genus Lophophanes, Kaup. 
*16. L. bicolor (Linn.) Bp. Tufted Titmouse. Resident; rare northward 
(where said by Nelson to occur only during fall and winter), but in some south- 
ern counties perhaps the most abundant bird. 
Genus Partis, Linn. 
L f *17. P. atricapillus, Linn. Black-capped Chickadee. Northern portion; 
resident, but not numerous in winter. 
*18. P. carolinensis, Aud. Carolina Chickadee. Whole state, but rare 
northward, where found only in summer ( ?); southward the only species, except 
perhaps in winter; abundant, and resident. 
19. P. hudsonicus , Forst. Hudson’s Bay Chickadee. Very rare winter 
visitant to extreme northern portion. (Rock Island, fide Nelson, Bull. Essex 
Inst., VII., December, 1876, p. 95.) 
Family SITTIDJE.— Nuthatches. 
Genus Sitta, Linnaeus. 
3 *20. S. carolinensis , Linn. White-bellied Nuthatch. Resident. 
*21. S. canadensis, Linn. Red-bellied Nuthatch. Winter sojourner south- 
ward; breeds sparingly in extreme northern portion (Nelson). 
