94 
BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
916. Pillsbury, John S. The Rocky Mountain locust or grasshop¬ 
per. * * * <St. Louis, 1876. 
See Part 3, No. 1557, p. 205. 
917. Pleasant, J. A. W. Grain worm, chinch bug, Dutton corn. 
<Cultivator, May, 1S36, v. 3, pp. 41-42. 
Ravages of ? Leucania unipuncta; liabits and ravages of Blissus leucopterus; 
notes on Cecidomyia [= DipIosis ] tritici. 
918. Popenoe, Edwin Alonzo. A new insect foe. <[Manhattan, 
Ivans.], Industrialist, 29 May, 1880, v. 5, p. 2. 
Characters, ravages, and habits of Aramigus tessellatus. 
919. Popenoe, E. A. The webworm. Notes upon its habits and 
description of its transformations. <2d Quart. Rept. Kansas 
State Board Agric. for 1880, 1880, pp. 99-103. 
Relates to Eurycreon rantalis. 
920. Popenoe, E. A. The chinch bug and the season. <Quart. Rept. 
Kansas State Board. Agric., September, 1882. <Prairie 
Farmer, 25 November, 1882. 
Notes the death of large numbers of Blissus leucopterus in Iowa, each being 
covered with a white fungus. 
921. Porter, J. E. The army worm. <Oultivator, September, 1837, 
v. 4, No. 7, pp. 116-117. 
Ravages of Leucania unipuncta. 
922. Potter, Nathaniel. Notes on the Locusta septentrionalis ameri- 
cance decern septima. <Baltimore, J. Robinson, 1839, 2»7 pp., 
lpl. 
History, habits, descriptions, and figures of Tibicen septendecim. 
923. Powell, S. [Letter relative to the Hessian fly.] <Amer. 
Museum, September, 1788, v. 4, pp. 244-245. 
924. Prentiss. A. N. Destruction of obnoxious insects by means of 
fungoid growths. <Amer. Nat., 1880, v. 14; August, pp. 575- 
581; September, pp. 630-635. 
Account of experiments with yeast fungus upon aphids, coocids, and acarids. 
925. Prince, John. On a worm which attacks the apple tree. 
<Mass. Agric. Repos, and Journ., July, 1819, v. 5, pp. 360-361. 
Habits and ravages of \_Chrysobothris femorata~\. 
926. Proctor, J. W. Circular lead troughs. <New England Farmer, 
19 August, 1840, v. 19, p. 53. 
States that Dennis’s leaden oil troughs do more harm than good. 
927. Proctor, J. W. Mr. Dennis and his patent troughs. <New 
England Farmer, 30 December, 1840, v. 19, p. 205. 
Considers Dennis’s troughs useless. 
928. Prouty, Daniel. Extirpating borer. <Mass. Agric. Repos, and 
Journ., January, 1831, v. 10, pp. 273-274. 
Means against Saperda Candida. 
929. Pullen, B. Hindrances to successful fruit growing. <Amer. 
Ent. and Bot., April, 1870, v. 2, pp. 169-170. 
Means against Carpocapsa pomonella and Conotrachelus nenuphar. 
