ORDER RAPTORES. 155 



Rostrhamus sociabilis (VIEILLOT). Everglade Kite. [330.] 



Herpetotheres sociabilis VIEILLOT, Nouv. Diet. d'Hist. Nat., XVIII, 1817, 

 318. (South America, Lat. 27-30 S., in district of Corrientes, and 

 on the Rio de la Plata.) 



RANGE. Tropical Florida, Cuba, eastern Mexico, Central America, 

 and eastern South America to Argentina; migratory in northern 

 Florida. 



GENUS CIRCUS LACEPEDE. 



Circus LACEPEDE, Tableaux Ois., 1799, 4. Type, by subs, desig., Falco 

 ceruginosus LINNAEUS (Lesson, 1828). 



Circus hudsonius (LINNAEUS). Marsh Hawk. [331.] 



Falco hudsonius LINN^US, Syst. Nat., ed. 12, I, 1766, 128. (Hudson 

 Bay.) 



RANGE. North America. Breeds from northeastern Siberia, 

 northwestern Alaska, northwestern Mackenzie, central Keewatin, 

 northern Quebec, and Prince Edward Island south to the southern 

 border of the United States ; winters from southern British Columbia, 

 Colorado, Iowa, the Ohio Valley, and New York (occasionally Massa- 

 chusetts) south to the Bahamas, Cuba, and Colombia. 



GENUS ACCIPITER BRISSON. 



Accipiter BRISSON, Orn., I, 1760, 310. Type, by tautonymy, [Accipiter] 

 accipiter BRISSON = Falco nisus LINNAEUS. 



Accipiter velox (WILSON). Sharp-shinned Hawk. [332.] 



Falco velox WILSON, Amer. Orn., V, 1812, 116, pi. 45, fig. 1. (Banks of 

 Schuylkill River, near Philadelphia, Pa.) 



RANGE. North America. Breeds nearly throughout the United 

 States and Canada from northwestern Alaska, northwestern Macken- 

 zie, southern Keewatin, central Quebec, and Newfoundland south- 

 ward; winters from British Columbia, Colorado, Iowa, northern 

 Ohio, and Massachusetts south to Panama. 



