LITERATURE CITED 
Aldrich, J. M. 
(1) 1905.. A catalogue of North American Diptera. Smiths’n 
Misc. Coll. No. 1444 (Vol. 46). 680 p. 
(2) 1916. Sarcophaga and allies in North America. The Thomas 
Say Foundation of Ent. Soc. Amer. 302 p., 16 pl. 
Bailey, Vernon 
(3) 1894. The prairie ground squirrels or spermophiles of the 
Mississippi Valley. U. S. Dept. Agr. Div. Ornith. and 
Mamm. Bul. 4. 57 p. 
Beal, F. E. L. . 
(4) 1895. The crow blackbirds and their food. Yearbook U. S. 
Dept. Agr. 1894 : 233-248, 1 fig. 
(5) 1912. Food of our more important flycatchers. U. S. Dept. 
Agr. Bur. Biol. Surv. Bul. 44. 67 p., 5 pl. 
(6) 1913. Our meadow larks in relation to agriculture. Yearbook 
U. S. Dept. Agr. 1912 : 279-284. 
(7) 1915. Food of the robins and bluebirds of the United States. 
U.S. Dept. Agr. Bul. 171. 31 p., 2 fig. 
(8) 1915. Some common birds useful to the farmer. U.S. Dept. 
Agr. Farmers’ Bul. 630. 27 p., 23 fig. 
Beal, F. E. L., and McAtee, W. L. 
(9) 1912. Food of some well-known birds of forest, farm, and 
garden. U. S. Dept. Agr. Farmers’ Bul. 506. 35 p., 16 
fig. ; 
Brues, C.'T. f 
(10) 1916. A new species of Lepidopria from North America. 
Psyche, 23 : 126-127, 1 fig. 
Burrill, A. C. 
(11) 1914. The “Fisherman’s Friend” is also the farmer’s friend. 
Wis. Horticulture, 4 (No.5) : 3-4, 1 fig. 
Cist, Jacob 
(12) 1824. Notice of the Melolontha, or May bug. Sill. Am. Jour. 
Sci. and Arts, 8 : 269-271, 1 pl. 
Coquillett, D. W. 
(18) 1897. Revision of the Tachinidae of America north of Mexico. 
U.S. Dept. Agr. Div. Ent. Tech: Ser. No. 7. 156 p: 
