1914] Bryant: Economic Status of the Western Meadowlark 499 



JUDD, S. D. 



1897. Methods in economic ornithology, with especial reference to the 

 catbird. Amer. Nat., 31, 392-397. 



1899. The efficiency of some protective adaptations in securing insects 



from birds. Ibid., 33, 461-484. 



1900. Food of nestling birds. U. S. Dept. Agric. Yearbook, 1900, 411- 



436. 



1901. The relation of sparrows to agriculture. U. S. Dept. Agric., 



Div. Biol. Surv. Bull., 15, 1-98, 4 pis., 19 figs, in text. 



1902. Birds of a Maryland farm. Ibid., 17, 1-116, 16 pis., 41 figs, in 



text. 

 KALBFUS, JOSEPH 



1911. Wild bird protection. Penn. State Bd. of Game Comm. Bull., 



2, 1-23, 12 figs, in text. 

 KELLOGG, V. L. 



1908. American insects (Holt & Co., N. Y.), xiv -f 694, 812 figs, in 



text. 

 KING, F. H. 



1883. Economic relations of Wisconsin birds. Geology of Wis., 1, 



441-610, 41 figs, in text. 

 KIRBY, WM., and SPENCE, WM. 



1858. An introduction to entomology (7th ed., Longman, Brown, 

 Green, Longmans, and Eoberts, London), xxviii -f- 607. Inter- 

 action of organisms, p. 145. 

 KNIGHT, W. C. 



1902. The birds of Wyoming. Wyo. Agric. Exp. Sta. Bull., 55, 1-174. 

 LEISEWITZ, W. 



1906. Untersuchungen iiber den Nahrung einiger land- und forstwirt- 



schafthch wichtigen Vogelarten. Verhand. der Orn. Gesell- 

 schaft in Bayern, 6, 194-203. 



1907. Ueber neuere Untersuchungen zur Kenntnis der Nahrung der 



Vogel. Ibid., 7, 265-274. 



1911. Untersuehungen des Inhalts von Kaubvb'gelmagen. Ibid., 10, 



156-182. 

 LE BARON, W. 



1855. Observations upon some of the birds of Illinois most interesting 

 to the agriculturist. Trans. 111. State Agric. Soc., 1853-1854, 

 559-565. 

 LOCY, W. A. 



1910. Biology and its makers (Henry Holt & Co., N. Y.), xxvi + 469, 



123 figs, in text. 

 MASON, C. W., and LEFROY, H. M. 



1912. Preliminary report on food of Indian birds. Mem. Dept. Agric. 



India, Entom. Ser., 3, 1-371. 



MCATEE, W. L. 



1906. A buried treasure of economic ornithology. Sci., 24, 308-312. 



1912a. The experimental method of testing the efficiency of warning 

 and cryptic coloration in protecting animals from their ene- 

 mies. Proc. Acad. Nat. Sci. Phila., 1912, 281-364. 



