BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
189 
1441. R[iley], 0. Y. Entomological. Apple-tree borers; timber en¬ 
courages them; new bag-worm. <Colman 7 s Rural World, 13 
November, 1875. S.-b. No. 10, p. 188. 
Timber-trees near apple orchards increase the likelihood of the attacks of 
Saperda bivittata [= Candida ] upon the apple-trees; habits and food-plants 
of Psyche confederata. • 
1442. Riley, C. V. The army-worm; an important point yet to ascer¬ 
tain in its history. How it comes and goes; its natural ene¬ 
mies; preventive measures. <N. Y. Tribune, 16 November, 
1875, 8 figs. S.-b. No. 10, pp. 29-31; 31-33. 
Various applications of the name ‘‘army-worm;” seasons, habits, and nat¬ 
ural enemies of and meaus against Leucania unipuncta ; supposed method 
of oviposition; figures of it in its several stages, of Exorista flavicauda, 
Microgaster [= Apanteles~\ militaris, Ophion purgatum, and Pezomachus min¬ 
imus, and of cocoons of the last; habits of these parasites. 
1443. Riley, 0. Y. The flying locusts in Illinois. <Cultivator and 
Country Gentleman, 25 November, 1S75, v. 40, p. 744. 
Extent of swarms flying south over Kansas and Nebraska on September 
(4th?). 
1444. R[iley], C. Y. Scabby potatoes. <N. Y. Tribune, 15 Decem¬ 
ber, 1875. S.-b. No.'10, pp. 20, 29. 
The scab in potatoes is caused by imperfectly studied Acarina. 
1445. [Riley, C. Y.] Not the Hessian-fly. <N. Y. Tribune, 15 De¬ 
cember, 1875. S.-b. No. 10, pp. 20, 29. 
Answer to inquiry of J. H. K.; significance of the name and habits of Apho- 
dius inquinatus. 
1446. R[iley], C. Y. How to destroy locusts. <Colman’s Rural 
World, 23 December, 1875. S.-b. No. 10, p. 185. 
Answer to letter of C. Herschel; means against Acrididce ; recommends 
flooding and ditching. 
1447. Riley, C. Y. Paris green as an insect destroyer. <N. Y. Tri¬ 
bune, 28 December, 1875. S.-b. No. 10, pp. 13-14; 28-29. 
Paris green as a means against Doryphora decemlineata ; R. C. Kedzie’s in¬ 
vestigations show that Paris green is not deleterious to the soil or the 
crops. 
1448. Riley, C. Y. Oak apple. <Amer. Cycloptedia, 1875, v. 12, pp. 
558-559, 3 figs. S.-b. No. 14, pp. 47-48. 
Description of galls of Cynips terminalis, C. [ — Amphibdips'] quercus-spongifica , 
and C. [=A] q.-inanis ; manner of their formation; figures the latter 
two galls and a parent fly; nature of galls and problems involved in their 
study. 
1449. [Riley, C. Y.] Phylloxera. <Amer. Cyclopaedia, 1875, v. 13, 
pp. 477-480, figs. 1-8. S.-b. No. 10, pp. 84-87. 
Habits, food-plants, and characters of the genus Phylloxera ; natural history 
of P. vastatrlx-, figures its several forms and the galis formed by it; history 
of the ravages in the vineyards of France, 
