39 



THE ROCKY MOUNTAIN LOCUST. 



Melmioplus spretus Thos. 



For bi))liography and general account see Scudder, Proc. l'. S. N. M., Vol. XX, pp. 

 184-190, pi. 12, fig. 8, 1897; Riley, Bui. 25, Div. Ent., U. S. Dept. Agric, pp. 9-26, 



Exhibit: Nymph, adult, and figure. 



THE WESTERN CRICKET. 



Anabrus ptirpurascens Uhl. 



For detailed account see Packard, 2d Rpt. U. S. Ent. C-oniin., j))). 168-178, 1879. 

 Exhibit: Adult. 



THE CLEAR-WINGED LOCUST. 



Camnuln atrox Scudd. 



For account of an allied species (C. jwllucida) see Sinii)son, Circ. 58, l)iv. Ent., 

 U. S. Dept. Agric, 1903. 

 Exhibit: Adult. 



THE ARMY WORM. 



Heliophila unipunrta Harw 

 ( Formerly Leucania. ) 



For bibliography and life history see Lintner, 12th Re\A. St. Ent. N. Y., pi>. 

 190-214, 1896. 

 FIxhibit: Larya, pupa, adult, and figure. 



FALL ARMY WORM. 



Laphygmn frngiperda S. & A. 



For full bibliography and life history see Chittenden, Bui. 29, n. s., Diy. Ent., 

 U. S. Dept. Agric, pp. 40-45, 1901. 

 Exhibit: Larva, pupa, and adult. 



STALK BORER. 



Papaipema nitela (_TUen. 



( Bores in stems of yarious plants. ) 



For general account see Bird, Can. Ent., Vol. XXX, pp. 127-128, 1898 



Exhibit: Larya, pupa, adult, and work. 



WHEAT-HEAD ARMY WORM. 



HeliojiJiild aUnlmea Hbn. 



For general account see Riley, 9th Rept. St. Ent. Mo. , pp. 50-57, 1877. 

 Exhibit: Pupa, adult, figure, and parasites: Anomaloii (ip'icak Cress., Tach'ma 

 iinonytna Riley. 



NUTT ALL'S BLISTER BEETLE. 



Cantliaris mittaUi Say. 



For short article see Chittenden, Bui. 48, Div. Ent., U. S. Dept. Agric, p. 27, 

 1908. 



Exhibit: Adult. 



THE CLAY-COLORED BILL-BUG. 



S[)henoi:)}tO'rusf nrjiddis Lee. 



(Treated as S. ochremt Lee by authors.) 



For articles on bill-bugs see Forbes, 16th Rept. St. Ent. 111., i)p. 58-74, 1890; 

 Webster, Insect Life, Vol. II, pp. 132-134, 1889. 

 Exhibit: Adult. 



THE GERMAN GRAIN-APHIS. 



Macrosiphum cercalis Kalt. 



(Attacks barley, chess, meadow, orchard, and velvet grass, oats, rye, and wheat, 

 feeding on ears, racemes, and other parts of plant.) 



