63 



NUTTALL'S BLISTER BEETLE. 



Cantharis nuttalli Say. 

 For short article see Chittenden, Bui. 13, Div. Ent., U. S. Dept. 

 Agric., p. 27, 1903. 

 Exhibit: Adult. 



THE CLAY-COLORED BILL-BUG. 



Sphenophorus sequalis Lee. 



(Treated as S. ochreus Lee. by authors.) 



For articles on bill-bugs see Forbes, 16th Rept. St. Ent. 111., pp. 58- 

 71, 1890; Webster, Insect Life, v. II, pp. 132-131, 1889. 

 Exhibit: Adult. 



THE GERMAN GRAIN-LOUSE. 



Macrosiphum cerealis Kalt. 



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

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



For general account see Pergande, Bui. 11, Div. Ent., IT. S. Dept. 

 Agric, pp. 18-21, 1901. 



Exhibit: Figure. 



THE ENGLISH GRAIN-LOUSE. 



Macrosiphum granaria Buck. 



(Formerly JVectarophora and Aphis. Attacks green foxtail, meadow, 

 and orchard grass, oats, red-clover, red top, rye, wheat, and wild rye.) 



For general account see Pergande, Bui. 14, Div. Ent., U. S. Dept. 

 Agric, pp. 13-18, 1901. 



Exhibit: Figure and work; parasite, Lysvphlebus testaceipes Cress. 

 (figure); and enemies, Anatis 15-punctata 01.; Coccinella sanguined 

 Linn.; Hvp-podamia parenthesis Say; Podabrus tomentosus Say ■; Sjphde- 

 rophoria cylindrica Say; Syrphus americanus Wied. 



THE EUROPEAN GRAIN-LOUSE. 



Siphocoryne avense Fabr. 



(Formerly JVectarophora and Aphis. Attacks apple, burdock, celery, 

 choke-cherry, dogwood, grasses, oats, rye, wheat, and other plants.) 



For general account see Pergande, Bui. 11, Div. Ent. , U. S. Dept. 

 Agric, pp. 5-13, 1901. 



Exhibit: Figure. 



THE CHINCH BUG. 



Blissus leucopterus Say. 



(Injures cane, corn, oats, r} T e, wheat, etc.) 



For bibliography 1785-1888 see Forbes, App. to 16th Rept. St. Ent. 

 111., pp. 1-102, 1891. For general articles see Forbes, 16th Rept. St. 

 Ent. 111., pp. 1-57, 1891; Webster, Bui. 15, n. s., Div. IT. S. Dept. 

 Agric, 82 pp., 1898. 



Exhibit: Eggs, nymph, adult, and figure. 



