\2<> DAVENPORT ACADEMY OF NATURAL SCIENCES. 



Order RAPTORES. Birds of Prey. 

 Suborder SARCORHAMPHI. American Vultures. 



Family CATHARTIDiE. AMERICAN VULTl RES. 

 Genus CATHARTES Illiger. 



[B i, R 454, C 537, U 3-5-1 

 Cathartes aura (Linn.). Turkey Vulture. Common summer resi- 

 dent, arriving early in April and remaining until November. At Van 

 Meter, in Dallas County, a dozen or more, in company with crows, 

 were noticed on a sand-bar in the Racoon River, feeding upon dead 

 mussels. The water in the river had been quite high for some time, 

 and had fallen rather suddenly, leaving thousands of mussels stranded 

 on the bar, where they had died and were decaying. 



Suborder FALCONES. Vultures, Falcons. Hawks, Buzzards, 



Eagles, Kites, Harriers, Etc. 



Family FALCONID/E. Vultures, Falcons, Hawks, Eagles, Etc. 



Subfamily ACCIPITRINiE. Kites, Buzzards, Hawks, Goshawks, 

 Eagles, Etc. 



Genus ELANOIDES Vieillot. 



[B 34, R 426, C 493, U 327.] 

 Elanoides forficatus (Linn.). Swallow-tailed Kite. Summer resi- 

 dent; common in some localities, rare in others. Arrives in April and 

 departs in September. 



Genus CIRCUS Eacepede 

 [B38, R 430, C 489, U 331.] 

 Circus hudsonius (Linn.). Marsh Hawk. Resident; abundant in 

 some localities, rare in others. In early autumn, large Hocks are not 

 unfrequently seen flying over the prairies. 



Genus ACCIPITER Bkisson. 

 Subgenus ACCIPITKR. 



[B 17, R 432. C 494. U 332.] 

 Accipiter *uelox (Wils.). Sharp-shinned Hawk. Very common dur- 

 ing migratory periods, but not noticed often during the summer. 



[B 15, 16, R 431, C 495, U 333-1 

 Accipiter cooperi (Bonap.). Cooper's Hawk. Summer resident; 

 rather common. Arrives about the first of April, and remains until 

 October. All nests examined contained no lining whatever — a few 

 small pieces of bark only being in the center of the depression of the 

 nest. Eggs usually number four or five, laid the last of April. 



