75 



INSECTS INJURIOUS TO SUGAR BEET. 



For general articles see Forbes and Hart, Bui. 60, 111. Agr. Expt. 

 Sta., 136 pp., 1900; Chittenden, Bui. 13, Div. Ent., U. S. Dept. Agric, 

 71pp., 1903. 



RED-LEGGED LOCUST. 

 Melanoplus femur-rubrum, DeG. 

 For bibliography and general account see Scudder, Proc. U. S. N. M. , 

 v. XX, pp. 278-285, pi. 1, fig. h. pi. 19, figs. 1-1, 1897; Riley, Bui. 25, 

 Div. Ent., XL S. Dept. Agric, pp. 27-28, 1891. 

 Exhibit: Adult and figure. 



THE DIFFERENTIAL LOCUST. 



Melanoplus differentialis Thos. 



For bibliography and general account see Scudder, Proc. U. S. N. M., 

 v. XX, pp. 319-351, pi. 23, tigs. 3 and 1, 1897; also Morgan, Bui. 30, 

 n. s., Div. Ent., U. S. Dept. Agric, pp. 7-26, 1901. 



Exhibit: Adult and figure. 



THE ROCKY-MOUNTAIN LOCUST. 



Melanoplus spretus Thos. 



For bibliograph}^ and general account see Scudder, Proc. U. S. N. M. , 

 v. XX, pp. 184-190, pi. 12, fig. 8, 1897; Riley, Bui. 25, Div. Ent., U. S. 

 Dept. Agric, pp. 9-26, 1891. 



Exhibit: Adult. 



THE TWO STRIPED LOCUST. 



Melanoplus bivittatus Say. 

 For bibliography and general account see Scudder, Proc. U. S. N. M., 

 v. XX, pp. 363-368, pi. 24, fig. 5, 1897. 

 Exhibit: Adult, nymph, and figure. 



THE LESSER LOCUST. 



Melanoplus atlanis Riley. 



For bibliography and general account see Scudder, Proc U. S. N. M., 

 v. XX, pp. 178-183, pi. 12, fig. 7, 1897; Riley, Bui. 25, Div. Ent.,U. S. 

 Dept. Agric, pp. 26-27, 1891. 



Exhibit: Adult. 



THE CAROLINA LOCUST. 



Dissosteira Carolina Linn. 



For short account see Forbes and Hart, Bui. 60, 111. Agr. Expt. 

 Sta., pp. 479-480, 1900. 



Exhibit: Nymph, adult, and parasite Frontina frenchii Will. 



THE BEET LEAF-MINER. 



Pegomya vicina Lint. 



Exhibit: Adult and figure. 



