63 



NUTTALL'S BLISTER BEETLE. 



Cantharis nuttalli Say. 

 For short article see Chittenden, Bui. 43, Div. Ent., U. S. Dept. 

 Agric, p. 27, 1903. 

 Exhibit: Adult. 



THE CLAY-COLORED BILL-BUG. 



Sphenophorus xqualis Lee. 

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



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

 74, 1890; Webster, Insect Life, v. II, pp. 132-134, 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. 44, Div. Ent., IT. S. Dept. 

 Agric, pp. 18-21, 1904. 



Exhibit: Figure. 



THE ENGLISH GRAIN-LOUSE. 



Macrosiphum granaria Buck. 



(Attacks green foxtail, meadow, and orchard grass, oats, red-clover, 

 red top, rye, wheat, and wild rye.) 



For general account see Pergande, Bui. 44, Div. Ent., U. S. Dept. 

 Agric, pp. 13-18, 1904. 



Exhibit: Figure and work; parasite, Lysiphlebus testaceipes Cress, 

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

 Linn.; Hippodamia parenthesis Say ■; Podabrus tomentosus Say ; JSphse- 

 rophoria cylindrica Say; Syrphus americanus Wied. 



THE EUROPEAN GRAIN-LOUSE. 



Siphocoryne avense Fabr. 



(Attacks apple, burdock, celery, choke-cherry, dogwood, grasses, 

 oats, rye, wheat, and other plants.) 



For general account see Pergande, Bui. 44, Div. Ent. , U. S. Dept. 

 Agric, pp. 5-13, 1904. 



Exhibit: Figure. 



THE CHINCH BUG. 



Blissus leucopterus Say. 



(Injures cane, corn, oats rye, wheat, etc.) 



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

 111., pp. 1-102, 1894. For general articles see Forbes, 16th Kept. St. 

 Ent. 111., pp. 1-57, 1894; Webster, Bui. 15, n. s., Div. U. S. Dept. 

 Agric, 82 pp., 1898. 



Exhibit: Eggs, nymph, adult, and figure. 



