61 



THE TWO-STRIPED LOCUST. 

 Mclanoplus bivittahts Say. 

 For hihliography and jj^enoral account see Scudder, Proc. U. S. N. M., 

 V. XX, pp. 368-3t)8, pi. 24, tig. 5, 1897. 

 Exhibit: Adult and figure. 



THE DIFFERENTIAL LOCUST. 



Melanophui differentialis Thoa. 



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

 V. XX, pp. 34l)-854, pi. 23, Hgs. 3 and 4, 1807; also Morgan, Bui. 30, 

 n. 8., Div. Ent. U. S. Dept. Agric, pp. 7-26, 1901. 



Exhibit: Adult and figure. 



THE ROCKY-MOUNTAIN LOCUST. 



MelanopluH spretus Thos. 



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

 V. XX, pp. 184-190, pi. 12, fig. 8, 1897. 

 Exhibit: Adult. 



THE AMERICAN LOCUST. 



Schistocerca nmericana, Dru. 



For life history and general account see Howard, Insect Life, v. 

 VII, pp. 220-229, 1897; also Morgan, Bui. 30, n. s., Div. Ent.,U. S. 

 Dept. Agric, p. 27, 1901. 



Exhibit: Adult. 



THE CLOVER-SEED CHALCIS-FLY. 



Brurhophagus fiiricfrris How. 



For general account see Hopkins, Bui. 6, n. s., Div. Ent. U. S. Dept. 

 Agric, p. 73, 1896, and Bui. 17, n. s., p. 45, 1898; Titus, Bui. 44, 

 pp. 77-80, 1904. 



Exhibit: Adult and work. 



INSECTS INJURIOUS TO SMALL GRAINS. 



For general articles see Howard, Tech. Ser. 2, Div. Ent. U. S. 

 Dept. Agric, 24 pp., 1896; Marlatt, Farmers' Bui. 132, U. S. Dept. 

 Agric, 38 pp., 1901; Webster, Bui. 42, Div. Ent., U. S. Dept. Agric, 

 62 pp., 1903. 



THE LESSER LOCUST. 

 MeUitioplus atianuf Riley. 



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

 V. XX, pp. ITs-lsM. pi. 12, lig. 7, 1897; Riley, Bui. 25, Div. Ent., 

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



ExHiniT: Nymph and adult. 



