70 AMERICAN BLACK FLIES OR BUFFALO GNATS. 



1895. TowNSEND, C. H. T. — On the correlation of habit in nemocerous and 

 brachycerous Diptera between aquatic larvae and bloodsucking adult 

 femalesXJourn. N. Y. Ent. Soc, vol. 3, pp. 134-136. 



1895. MiALL, L. C. — The natural history of aquatic insects. SimuUum, pp. 



175-188. 



1896. LuGGEE, O.— Buffalo gnats, black flies.<2nd Ann. Rept. Ent, State Exp. 



Sta., Univ. Minn., pp. 172-182. 

 1896. OsBOBN, H. — Insects affecting domestic animals.<Bul. 5, new ser., Div. 



Ent., U. S. Dept, Agr., pp. 31-58. 

 1901. Kellogg, V. L. — Food of larvae of Simulium and Blepharocera.KFsyche, 



vol. 9, pp. 166-167. 



1901. Needham, J. G., and Betten, C. — Aquatic insects of the Adirondacka 



<Bul. 47, N. Y. State Mus., pp. 393, 407-408, 574. 



1902. Taylor, T. H. — On the tracheal system of Simulivm. KTrans. Ent. Soc. 



Lond., 1902, pp. 701-716. 



1903. JoHANNSEN, O. A. — Aqufttic nematocerous diptera. < Aquatic Insects in 



New York State, pt. 6, Bui. 68, N. Y. State Mus., pp. 336-388. 



1904. Websteb, F. M. — The suppression and control of the plague of gnats in 



the valley of the lower Mississippi River, and the relation thereto of 

 the present levee system, irrigation in the arid West, and tile drainage 

 in the Middle West.<Proc. 25th Ann. Meet. Soc. Prom. Agr. Sci., 

 pp. 53-72. 



1905. Headlee, T. J. — Blood gills of Simulium pictipes. <Amer. Nat., vol. 41, 



pp. 875-885. 



1909. LuTZ, De. a. — Brazilian Simuliid8e.<Mem. Inst. Oswaldo Cruz, vol. 1, 



pt. 2, pp. 124-146. 



1910. LuTZ, Dr. A. — Brazilian Simuliidae.<Mem. Inst. Oswaldo Cruz, vol. 2, 



pt. 2, pp. 213-262. 

 1910. Strickland, E. H. — Some parasites of Simulium larvjie and their effects 



on the development of the host.<Biol. Bui., vol. 21, no. 5, October, 



1911, pp. 302-334. 

 1912. Garman, H. — A preliminary study of Kentucky localities in which 



pellagra is prevalent. < Bui. 159. Ky. Agr. Exp. Sta. 



1912. Forbes, S. A. — Black-flies and buffalo-gnats {Simulium) as possible 



carriers of pellagra in Illinois. <27th Rept. State Ent. 111., pp. 21-55. 



1913. Strickland, E. H. — Further observations on the parasites of Simulium 



larvae. Journ. Morph., Phil., vol. 24, p. 43. 



