Catalogue of the Birds of Illinois. 1S9 



Genus Ictixia, Vieillot. 



*188. I. suhcterulea (Bartr.) Coues. Mississippi Kite. Summer sojourner; 

 rare northward, but, like the Swallow-tail, very abundant locally, especially in 

 August, in the southern third of the state. Usually seen soaring in company 

 with Turkey Buzzards or the Swallow-tailed Kites, often performing extra- 

 ordinary and beautiful aerial evolutions. 



Genus Circus, Lacepede. 



*189. C. 7j»rfso»/HS (Liim.) Yieill. Marsh Hawk. Chiefly winter sojourner, 

 but resident northward, and (probably) on southern prairies. 



Genus AcciPiTER, Brisson. 



*190. A. cooperi, Bp. Cooper's Hawb. Resident. Commonly known as 

 the "Blue Chicken Hawk," "Swift Hawk," "Quail Hawk," <fec. 

 *191. A. fuscKS (Gmel.) Bp. Sharp- shinn'fed Hawk. Resident. 



Genus Astur, Lacepede. 



192. A. atricapilhis ,(Wiis.) Bp. American Goshawk. Winter visitant; 

 rare southward. 



Genus Buteo, Cuvier. 



*193. B. borealis (Gmel.) Vieill. Red-tailed Hawk. Resident. The com- 

 mon " Rabbit Hawk," or "White-breasted Hen Hawk." 



193«. B. borealis cahirus (Cass.) Ridgw. Western Red-tailed Hawk. 

 Occasional, or accidental visitant from the west (Cook county, April, 1873; see 

 Nelson, p. 119). 



194. B. harlani, Aud. Harlan's Hawk; Black Warrior. Taken at War- 

 saw, Hancock county, in March, 1879, by Mr. C. K. Worthen (see Bull. Nutt. 

 Om. Club, January, 1880, p. 31). 



*195. B. lineattts (Gmel.) Jard. Red-shouldered Hawk. Resident. The 

 most abundant species of the genus. 



*196. B. sifaiusoni,'B\>. Swainson's Hawk. An uncommon and i-ather 

 local species. Obtained several times within the state, and found breeding in 

 Richland county, by Mr. E. W. Nelson. (See Bull. Essex. Inst., IX.. 1877, 

 p. 47.) 



*197. B. pennsylvankits (Wils.) Bp. Broad-winged Hawk. Resident. 

 One of the rarer species in most localities. 



Genus AsTtniiNA, Vieillot. 



198. A. nhida plagiata{\Achi.)'R\dig-7f. Mexican Goshawk. Rare, per- 

 haps accidental, summer visitant to southern portion. (Fox Prairie, Richland 

 county, August, 1871; one specimen. (See American Naturalist, July, 1872, p. 

 430, and April, 1873, p. 203.) 



Genus ARCHiBrxEO, Brehm. 



199. A. lagopus sancti-johannis (Gm.) Ridgw. Rough-legged Hawk. 

 Winter sojourner. 



