152 THE RAPTORIAL BIRDS OP IOWA 



*Osbora, Herbert, A partial Catalogue of the Animals of Iowa Repre- 

 sented in the Collections of the Departments of Zoology and Ento- 

 mology of the Iowa Agricultural College, p. 7, 1892. 



Fisher, A. K., Hawks and Owls of the United States, p. 97, 1893. 



* Jones, Lynds, Bird Migration at Grinnell, Iowa: The Auk, Vol. 12, p. 



236, 1895. 

 *Shoemaker, Frank H., A Partial List of the Birds of Franklin County, 



Iowa, July, 1896, p. 8. 

 *Anderson, R. M., Birds of Winnebago and Hancock Counties, Iowa, p. 



7, 1897. 

 *Keyes, Charles Reuben, The lowan Raptores: The Iowa Ornithologist, 



Vol. 3, No. 2, p. 18, April, 1897. 



* Savage, W. G., Some Notes on the Birds and Weather in Van Buren 



County, Iowa, March, 1897: The Iowa Ornithologist, Vol. 3, No. 2, 



pp. 26, 27, April, 1897. 

 *Bartsch, Paul, Summer Birds of the Oneota Valley, (June, July, 1895): 



The Iowa Ornithologist, Vol. 3, No. 4, p. 55, October, 1897. (Alla- 



makee County.) 



Wilson, B. H., The Wilson Bulletin, p. 3, March, 1906. 

 Bailey, B. H., Two Hundred Wild Birds of Iowa, p. 62, 1906. 

 Anderson, R. M., The Birds of Iowa, p. 253, 1907. 

 Woodruff, F. M., Birds of the Chicago Area, p. 98, 1907. 

 Widmann, Otto, A Preliminary Catalogue of the Birds of Missouri: 



Trans. Acad. Sci. of St. Louis, pp. 100-101, 1907. 

 Cory, C. B., Birds of Illinois and Wisconsin, p. 474, 1909. 

 Bruner, L., Wolcott, R. H., Swenk, M. H., Review of the Birds of 



Nebraska, p. 52, 1909. 

 A. O. U. Check-List, p. 162, 1910. 



Chapman, F. M., The Birds of Eastern North America, p. 302, 1912. 

 Bunker, C. D., The Birds of Kansas, p. 147, 1913. 



Family FALCONIDAE. Falcons, Caracaras, Etc. 



Subfamily FALCONINAE. Falcons. 



Genus Falco Linnaeus. 



18. FALCO MEXICANUS Schlegel. 355. 

 Prairie Falcon. 



Field Characters. A medium sized, swift flying hawk, not given 

 to soaring ; found on open dry prairies. Upper parts grayish brown ; 

 lower parts white with dark spots on the flanks. 



Description. Above, grayish brown, wing and tail feathers barred 

 or spotted with buffy. Below, white with grayish brown or dusky 



